Amazon rainforest#Deforestation

{{Short description|Large rainforest in South America}}

{{redirect|Amazonia}}

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{{Use mdy dates|date=April 2024}}

{{Infobox forest

| name = Amazon rainforest

| native_name = Floresta amazônica

| native_lang = pt

| native_name2 = Selva amazónica

| native_lang2 = es

| native_name3 = Amazoneregenwoud

| native_lang3 = nl

| photo = Amazon17_(5641020319).jpg

| photo_caption = Aerial view of a floodplain in the Amazon rainforest near Manaus

| photo_width =

| map_image = Amazon rainforest (orthographic projection).svg

| map_caption = Map of the Amazon rainforest ecoregions as delineated by the WWF in dark green{{cite web| url = https://wwf.panda.org/knowledge_hub/where_we_work/amazon/about_the_amazon/| title = WWF – About the Amazon| access-date = October 11, 2019| archive-date = October 7, 2019| archive-url = https://web.archive.org/web/20191007053628/http://wwf.panda.org/knowledge_hub/where_we_work/amazon/about_the_amazon/| url-status = live}} and the Amazon drainage basin in light green.

| map_width =

| coordinates = {{Coord|3|S|60|W|type:forest_source:kolossus-frwiki|display=inline}}

| county =

| region =

| country = Bolivia, Brazil, Colombia, Ecuador, French Guiana (France), Guyana, Peru, Suriname, and Venezuela

| elevation =

| area = {{convert|5500000|km2|abbr=on}}

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{{Amazon rainforest}}

The Amazon rainforest,{{efn|{{langx|pt|Floresta amazônica}} or {{lang|pt|Amazônia}}; {{langx|es|Selva amazónica}}, {{lang|es|Amazonía}}, or usually {{lang|es|Amazonia}}; {{langx|fr|Forêt amazonienne}}; {{langx|nl|Amazoneregenwoud}}. In English, the names are sometimes capitalized further, as Amazon Rainforest, Amazon Forest, or Amazon Jungle.}} also called the Amazon jungle or Amazonia, is a moist broadleaf tropical rainforest in the Amazon biome that covers most of the Amazon basin of South America. This basin encompasses {{convert|7000000|km2|sqmi|abbr=on}},{{cite web |url=https://www.britannica.com/place/Amazon-River |title=Amazon River |website=britannica.com |date=January 11, 2024 |publisher=Encyclopaedia Britannica }} of which {{convert|6000000|km2|sqmi|abbr=on}} are covered by the rainforest.{{cite web |url=https://www.britannica.com/place/Amazon-Rainforest |title=Amazon Rainforest |website=britannica.com |date=May 30, 2024 |publisher=Encyclopaedia Britannica }} This region includes territory belonging to nine nations and 3,344 indigenous territories.

The majority of the forest, 60%, is in Brazil, followed by Peru with 13%, Colombia with 10%, and with minor amounts in Bolivia, Ecuador, French Guiana, Guyana, Suriname, and Venezuela. Four nations have "Amazonas" as the name of one of their first-level administrative regions, and France uses the name "Guiana Amazonian Park" for French Guiana's protected rainforest area. The Amazon represents over half of the total area of remaining rainforests on Earth,{{cite web | url=http://www.worldwildlife.org/places/amazon | title=WNF: Places: Amazon | access-date=June 4, 2016 | archive-date=April 13, 2020 | archive-url=https://web.archive.org/web/20200413065839/https://www.worldwildlife.org/places/amazon | url-status=live }} and comprises the largest and most biodiverse tract of tropical rainforest in the world, with an estimated 390 billion individual trees in about 16,000 species.{{cite web |url=http://www.eurekalert.org/pub_releases/2013-10/fm-fms101413.php |title=Field Museum scientists estimate 16,000 tree species in the Amazon |work=Field Museum |date=October 17, 2013 |access-date=October 18, 2013 |archive-date=December 7, 2019 |archive-url=https://web.archive.org/web/20191207091818/https://www.eurekalert.org/pub_releases/2013-10/fm-fms101413.php |url-status=live }}

More than 30 million people of 350 different ethnic groups live in the Amazon, which are subdivided into 9 different national political systems and 3,344 formally acknowledged indigenous territories. Indigenous peoples make up 9% of the total population, and 60 of the groups remain largely isolated.{{cite web |url= https://wwf.panda.org/knowledge_hub/where_we_work/amazon/about_the_amazon/ |title= Inside the Amazon |access-date= November 5, 2020 |archive-date= October 7, 2019 |archive-url= https://web.archive.org/web/20191007053628/http://wwf.panda.org/knowledge_hub/where_we_work/amazon/about_the_amazon/ |url-status= live }}

Large scale deforestation is occurring in the forest, creating different harmful effects. Economic losses due to deforestation in Brazil could be approximately 7 times higher in comparison to the cost of all commodities produced through deforestation. In 2023, the World Bank published a report proposing a non-deforestation based economic program in the region.

Etymology

The name Amazon is said to arise from a war Francisco de Orellana fought with the Tapuyas and other tribes. The women of the tribe fought alongside the men, as was their custom.{{cite book |first=Isaac |last=Taylor |date=1898 |title=Names and Their Histories: A Handbook of Historical Geography and Topographical Nomenclature |publisher=Rivingtons |location=London |url=https://books.google.com/books?id=vqgYAAAAIAAJ&pg=PA44 |access-date=October 12, 2008 |isbn=978-0-559-29668-0 |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725042804/https://books.google.com/books?id=vqgYAAAAIAAJ&pg=PA44 |url-status=live }} Orellana derived the name Amazonas from the Amazons of Greek mythology, described by Herodotus and Diodorus.

History

{{see also|History of South America#Amazon|Amazon River#History}}

File:Naturalist on the River Amazons figure 4.png's 1863 The Naturalist on the River Amazons]]

File:Skyline Parcial de Manaus.jpg, with 2.2 million inhabitants, is the largest city in the Amazon basin]]

File:Inneres eines Schabono 4.jpg are a group of approximately 32,000 indigenous people who live in the Amazon rainforest.{{cite news |title=Yanomami |url=https://www.britannica.com/topic/Yanomami |work=Encyclopaedia Britannica |access-date=June 20, 2020 |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725074020/https://www.britannica.com/topic/Yanomami |url-status=live }}]]

File:Índios isolados no Acre 5.jpg encountered in the Brazilian state of Acre in 2009]]

File:Ribeirinhos.JPG or mestiço (mixed-race), also called pardos, descendants of Amazonian indigenous people and white Portuguese colonizers. Despite their indigenous ancestry, they no longer identify with any indigenous ethnicity.}} population in the Amazon rainforest, who live near rivers]]

Based on archaeological evidence from an excavation at Caverna da Pedra Pintada, human inhabitants first settled in the Amazon region at least 11,200 years ago.{{cite journal

| last1=Roosevelt | first1=A.C.

| last2=da Costa |first2=M. Lima |last3=Machado |first3=C. Lopes |last4=Michab |first4=M. |last5=Mercier |first5=N. |last6=Valladas |first6=H. |last7=Feathers |first7=J. |last8=Barnett |first8=W. |last9=da Silveira |first9=M. Imazio |last10=Henderson |first10=A. |last11=Sliva |first11=J. |last12=Chernoff |first12=B.|last13=Reese |first13=D.S. |last14=Holman |first14=J.A. |last15=Toth |first15=N. |last16=Schick |first16=K.

| title=Paleoindian Cave Dwellers in the Amazon: The Peopling of the Americas

| journal=Science | date=April 19, 1996 | volume=272

| issue=5260 | pages=373–384

| doi=10.1126/science.272.5260.373 |bibcode = 1996Sci...272..373R| s2cid=129231783

}} Subsequent development led to late-prehistoric settlements along the periphery of the forest by AD 1250, which induced alterations in the forest cover.{{cite journal

| last=Heckenberger | first=Michael J.

| author2=Kuikuro, Afukaka|author3=Kuikuro, Urissapá Tabata|author4=Russell, J. Christian|author5=Schmidt, Morgan|author6=Fausto, Carlos|author7= Franchetto, Bruna

| s2cid=7962308

| title=Amazonia 1492: Pristine Forest or Cultural Parkland?

| journal=Science | date=September 19, 2003 | volume=301

| issue=5640 | pages=1710–1714

| doi=10.1126/science.1086112

| pmid=14500979 |bibcode = 2003Sci...301.1710H}}

For a long time, it was thought that the Amazon rainforest was never more than sparsely populated, as it was impossible to sustain a large population through agriculture given the poor soil. Archeologist Betty Meggers was a prominent proponent of this idea, as described in her book Amazonia: Man and Culture in a Counterfeit Paradise. She claimed that a population density of {{convert|0.2|PD/km2}} is the maximum that can be sustained in the rainforest through hunting, with agriculture needed to host a larger population.{{cite journal

| last=Meggers | first=Betty J.

| title=Revisiting Amazonia Circa 1492

| journal=Science | date=December 19, 2003 | volume=302

| issue=5653 | pages=2067–2070

| doi=10.1126/science.302.5653.2067b

| pmid=14684803| s2cid=5316715

}} However, recent anthropological findings have suggested that the region was actually densely populated.{{Cite news |last=Margolis |first=Mac |date=2025-02-06 |title=Lost cities of the Amazon: how science is revealing ancient garden towns hidden in the rainforest |url=https://www.theguardian.com/global-development/2025/feb/06/ancient-garden-cities-amazon-indigenous-technologies-archaeology-lost-civilisations-environment-terra-preta |access-date=2025-03-01 |work=The Guardian |language=en-GB |issn=0261-3077}} The Upano Valley sites in present-day eastern Ecuador predate all known complex Amazonian societies.{{Cite news |last1=Yuhas |first1=Alan |last2=Jiménez |first2=Jesus |date=2024-01-23 |title=Remnants of Sprawling Ancient Cities Are Found in the Amazon |url=https://www.nytimes.com/2024/01/23/science/ecuador-amazon-cities-discovery.html |access-date=2024-07-06 |work=The New York Times |language=en-US |issn=0362-4331}}

Some 5 million people may have lived in the Amazon region in AD 1500, divided between dense coastal settlements, such as that at Marajó, and inland dwellers.{{cite book|title=Tropical Rainforests|author=Chris C. Park|page=108|year=2003|publisher=Routledge|url=https://books.google.com/books?id=4WQf6RZAiKcC&pg=PA108|isbn=978-0-415-06239-8|access-date=August 24, 2017|archive-date=January 10, 2022|archive-url=https://web.archive.org/web/20220110100622/https://books.google.com/books?id=4WQf6RZAiKcC&pg=PA108|url-status=live}} Based on projections of food production, one estimate suggests over 8 million people living in the Amazon in 1492.{{cite journal | last1=Clement | first1=Charles R. | last2=Denevan | first2=William M. | last3=Heckenberger | first3=Michael J. | last4=Junqueira | first4=André Braga | last5=Neves | first5=Eduardo G. | last6=Teixeira | first6=Wenceslau G. | last7=Woods | first7=William I. | title=The domestication of Amazonia before European conquest | journal=Proceedings of the Royal Society B: Biological Sciences | volume=282 | issue=1812 | date=August 7, 2015 | issn=0962-8452 | pmid=26202998 | pmc=4528512 | doi=10.1098/rspb.2015.0813 | page=20150813}} By 1900, the native indigenous population had fallen to 1 million and by the early 1980s it was less than 200,000.

The first European to travel the length of the Amazon River was Francisco de Orellana in 1542.{{cite book|last=Smith|first=A|title=Explorers of the Amazon|publisher=University of Chicago Press|location=Chicago|year=1994|isbn=978-0-226-76337-8|url=https://archive.org/details/explorersofamazo00smit}} The BBC's Unnatural Histories presents evidence that Orellana, rather than exaggerating his claims as previously thought, was correct in his observations that a complex civilization was flourishing along the Amazon in the 1540s. The Pre-Columbian agriculture in the Amazon Basin was sufficiently advanced to support prosperous and populous societies. It is believed that civilization was later devastated by the spread of diseases from Europe, such as smallpox. This civilization was investigated by the British explorer Percy Fawcett in the early twentieth century. The results of his expeditions were inconclusive, and he disappeared mysteriously on his last trip. His name for this lost civilization was the City of Z.{{Citation needed|date=May 2024}}

Since the 1970s, numerous geoglyphs have been discovered on deforested land dating between AD 1–1250, furthering claims about Pre-Columbian civilizations.{{cite news|url=https://www.nytimes.com/2012/01/15/world/americas/land-carvings-attest-to-amazons-lost-world.html?_r=1|title=Once Hidden by Forest, Carvings in Land Attest to Amazon's Lost World|author=Simon Romero|newspaper=The New York Times|date=January 14, 2012|access-date=February 26, 2017|archive-date=December 26, 2019|archive-url=https://web.archive.org/web/20191226131006/https://www.nytimes.com/2012/01/15/world/americas/land-carvings-attest-to-amazons-lost-world.html?_r=1|url-status=live}}{{cite journal |journal=Antiquity |year=2009 |volume=83 |issue=322 |pages=1084–1095 |title=Pre-Columbian geometric earthworks in the upper Purús: a complex society in western Amazonia |author1=Martti Pärssinen |author2=Denise Schaan |author3=Alceu Ranzi |s2cid=55741813 |doi= 10.1017/s0003598x00099373}} Ondemar Dias is accredited with first discovering the geoglyphs in 1977, and Alceu Ranzi is credited with furthering their discovery after flying over Acre.{{cite web|url=http://www.bbc.co.uk/programmes/b0122njp|title=Unnatural Histories – Amazon|publisher=BBC Four|access-date=May 9, 2012|archive-date=January 8, 2020|archive-url=https://web.archive.org/web/20200108041821/https://www.bbc.co.uk/programmes/b0122njp|url-status=live}}{{cite journal |last=Junior |first=Gonçalo |date=October 2008 |title=Amazonia lost and found |url=http://revistapesquisa.fapesp.br/en/2009/10/20/amazonia-lost-and-found-2/ |journal=Pesquisa (Ed.220) |archive-url=https://web.archive.org/web/20140812211320/http://revistapesquisa.fapesp.br/en/2009/10/20/amazonia-lost-and-found-2/ |archive-date=August 12, 2014 |url-status=dead }} The BBC's Unnatural Histories presented evidence that the Amazon rainforest, rather than being a pristine wilderness, has been shaped by man for at least 11,000 years through practices such as forest gardening and terra preta. Terra preta is found over large areas in the Amazon forest; and is now widely accepted as a product of indigenous soil management. The development of this fertile soil allowed agriculture and silviculture in the previously hostile environment; meaning that large portions of the Amazon rainforest are probably the result of centuries of human management, rather than naturally occurring as has previously been supposed.The influence of human alteration has been generally underestimated, reports Darna L. Dufour: "Much of what has been considered natural forest in Amazonia is probably the result of hundreds of years of human use and management." "Use of Tropical Rainforests by Native Amazonians," BioScience 40, no. 9 (October 1990):658. For an example of how such peoples integrated planting into their nomadic lifestyles, see {{cite journal | last1 = Rival | first1 = Laura | year = 1993 | title = The Growth of Family Trees: Understanding Huaorani Perceptions of the Forest | journal = Man | volume = 28 | issue = 4| pages = 635–652 | doi=10.2307/2803990| jstor = 2803990 }} In the region of the Xingu tribe, remains of some of these large settlements in the middle of the Amazon forest were found in 2003 by Michael Heckenberger and colleagues of the University of Florida. Among those were evidence of roads, bridges and large plazas.{{Citation

|last1=Heckenberger

|first1=M.J.

|publication-date=2003

|date=September 19, 2003

|title= Amazonia 1492: Pristine Forest or Cultural Parkland?

|periodical=Science

|volume=301

|issue=5640

|pages=1710–14

|doi=10.1126/science.1086112

|pmid=14500979

|last2=Kuikuro

|first2=A

|last3=Kuikuro

|first3=UT

|last4=Russell

|first4=JC

|last5=Schmidt

|first5=M

|last6=Fausto

|first6=C

|last7=Franchetto

|first7=B

|s2cid=7962308

|bibcode = 2003Sci...301.1710H}}

In the Amazonas, there has been fighting and wars between the neighboring tribes of the Jivaro. Several tribes of the Jivaroan group, including the Shuar, practised headhunting for trophies and headshrinking.{{cite news |title=The Amazon's head hunters and body shrinkers |url=https://theweek.com/articles/478804/amazons-head-hunters-body-shrinkers |work=The Week |date=January 20, 2012 |access-date=September 12, 2019 |archive-date=October 13, 2018 |archive-url=https://web.archive.org/web/20181013200316/http://theweek.com/articles/478804/amazons-head-hunters-body-shrinkers |url-status=live }} The accounts of missionaries to the area in the borderlands between Brazil and Venezuela have recounted constant infighting in the Yanomami tribes. More than a third of the Yanomamo males, on average, died from warfare.Chagnon, Napoleon A. (1992). Yanomamo. New York: Holt, Rinehart, and Winston.{{when|date=July 2023}}

The Munduruku were a warlike tribe that expanded along the Tapajós river and its tributaries and were feared by neighboring tribes. In the early 19th century, the Munduruku were pacified and subjugated by the Brazilians.{{cite web |url=https://www.britannica.com/topic/Munduruku |title=Mundurukú people |website=britannica.com |publisher=Encyclopaedia Britannica }} It is documented that large war parties of the Bororo, Kayapo, Munduruku, Guaraní, and Tupi people carried out long-distance raids. Most Bororo groups were continually at war with their neighbors. In contrast, the Xingu have been described by ethnographers as a "peaceful" society, resorting to violence only in defense against their warlike neighbors.{{cite book |last1=Heckenberger |first1=Michael |title=The Ecology of Power: Culture, Place, and Personhood in the Southern Amazon, A.D. 1000-2000 |date=2005 |publisher=Routledge |isbn=9780415945998 |pages=139-141 |url=https://www.google.com/books/edition/The_Ecology_of_Power/hAKratAxR18C?hl}} In the early 20th century, thirty indigenous tribes in the Amazon basin were listed as "peaceful" and eighty-three were specifically described as "warlike".{{cite book |last1=Davie |first1=Maurice R. |title=The Evolution of War: A Study of Its Role in Early Societies |date=1929 |publisher=Yale University Press |isbn=9780486162218 |page=251 |url=https://www.google.com/books/edition/_/lUPTc-JImcUC?hl=&gbpv=1}}

During the Amazon rubber boom it is estimated that diseases brought by immigrants, such as typhus and malaria, killed 40,000 native Amazonians.La Republica Oligarchic. Editorial Lexus 2000 p. 925.

In the 1950s, Brazilian explorer and defender of indigenous people, Cândido Rondon, supported the Villas-Bôas brothers' campaign, which faced strong opposition from the government and the ranchers of Mato Grosso and led to the establishment of the first Brazilian National Park for indigenous people along the Xingu River in 1961.[http://pib.socioambiental.org/en/povo/xingu/1541 From the first expedition to the creation of the Park], pib.socioambiental.org

In 1961, British explorer Richard Mason was killed by an uncontacted Amazon tribe known as the Panará.{{cite web |url=https://news.google.com/newspapers?id=WYVAAAAAIBAJ&sjid=vKMMAAAAIBAJ&pg=2532%2C1101451 |title=Rain delays rescue of explorers |newspaper=The Herald |location=Glasgow, Scotland |date=September 8, 1961 |page=8 |via=Google News}}

The Matsés made their first permanent contact with the outside world in 1969. Before that date, they were effectively at-war with the Peruvian government.{{cite book |last1=Snell |first1=Ron |title=Jungle Calls |date=February 2, 2006 |publisher=Hannibal Books |location=Garland, Texas |isbn=0-929292-86-3|edition=Kindle |url=https://www.amazon.com/Jungle-Calls-Ron-Snell-ebook/dp/B0051J7VO8/ref=sr_1_1?dchild=1&keywords=9780929292861&linkCode=qs&qid=1590512018&s=books&sr=1-1 |access-date=May 27, 2020}}

Geography

=Location=

Nine countries share the Amazon basin—most of the rainforest, 58.4%, is contained within the borders of Brazil. The other eight countries are Peru with 12.8%, Bolivia with 7.7%, Colombia with 7.1%, Venezuela with 6.1%, Guyana with 3.1%, Suriname with 2.5%, French Guiana with 1.4% and Ecuador with 1%.{{citation|title=Land use Status and Trends in Amazonia|publisher=Amazonia Security Agenda Project|date=January 2013|last1=Coca-Castro|last2=Reymondin|last3=Bellfield|last4=Hyman|first1=Alejandro|first2=Louis|first3=Helen|first4=Glenn|url=http://segamazonia.org/sites/default/files/press_releases/land_use_status_and_trends_in_amazonia.pdf |access-date=August 25, 2019|url-status=dead|archive-url=https://web.archive.org/web/20160319140931/http://segamazonia.org/sites/default/files/press_releases/land_use_status_and_trends_in_amazonia.pdf|archive-date=March 19, 2016}}

=Natural=

File:Walking tree.jpg

File:Amazon CIAT (2).jpg]]

The rainforest likely formed during the Eocene era (from 56 million years to 33.9 million years ago). It appeared following a global reduction of tropical temperatures when the Atlantic Ocean had widened sufficiently to provide a warm, moist climate to the Amazon basin. The rainforest has been in existence for at least 55 million years, and most of the region remained free of savanna-type biomes at least until the current ice age when the climate was drier and savanna more widespread.{{cite book

| first=Robert J. | last=Morley | year=2000

| title=Origin and Evolution of Tropical Rain Forests

| publisher=Wiley | isbn=978-0-471-98326-2

}}{{cite journal

| last=Burnham | first=Robyn J.

| author2=Johnson, Kirk R.

| title=South American palaeobotany and the origins of neotropical rainforests

| journal=Philosophical Transactions of the Royal Society

| year=2004 | volume=359 | issue=1450

| pmid=15519975

| pmc=1693437

| pages=1595–1610 | doi=10.1098/rstb.2004.1531}}

Following the Cretaceous–Paleogene extinction event, the extinction of the dinosaurs and the wetter climate may have allowed the tropical rainforest to spread out across the continent. From 66 to 34 Mya, the rainforest extended as far south as 45°. Climate fluctuations during the last 34 million years have allowed savanna regions to expand into the tropics. During the Oligocene, for example, the rainforest spanned a relatively narrow band. It expanded again during the Middle Miocene, then retracted to a mostly inland formation at the last glacial maximum.{{cite journal

|last = Maslin

|first = Mark

|author2 = Malhi, Yadvinder

|author3 = Phillips, Oliver

|author4 = Cowling, Sharon

|title = New views on an old forest: assessing the longevity, resilience and future of the Amazon rainforest

|journal = Transactions of the Institute of British Geographers

|year = 2005

|volume = 30

|issue = 4

|pages = 477–499

|url = http://earth.leeds.ac.uk/ebi/publications/Maslin_2005.pdf

|access-date = September 25, 2008

|doi = 10.1111/j.1475-5661.2005.00181.x

|bibcode = 2005TrIBG..30..477M

|archive-url = https://web.archive.org/web/20081001191320/http://earth.leeds.ac.uk/ebi/publications/Maslin_2005.pdf

|archive-date = October 1, 2008

|url-status = dead

|df = mdy-all

}} However, the rainforest still managed to thrive during these glacial periods, allowing for the survival and evolution of a broad diversity of species.{{cite book

| first=Yadvinder | last=Malhi

| author2=Phillips, Oliver | year=2005

| title=Tropical Forests & Global Atmospheric Change

| publisher=Oxford University Press

| isbn=978-0-19-856706-6}}

File:Campo12Foto 2.JPG

During the mid-Eocene, it is believed that the drainage basin of the Amazon was split along the middle of the continent by the Purus Arch. Water on the eastern side flowed toward the Atlantic, while to the west water flowed toward the Pacific across the Amazonas Basin. As the Andes Mountains rose, however, a large basin was created that enclosed a lake; now known as the Solimões Basin. Within the last 5–10 million years, this accumulating water broke through the Purus Arch, joining the easterly flow toward the Atlantic.{{cite journal

| last=Costa | first=João Batista Sena

| author2=Bemerguy, Ruth Léa|author3= Hasui, Yociteru|author4= Borges, Maurício da Silva

| title=Tectonics and paleogeography along the Amazon river

| journal=Journal of South American Earth Sciences

| year=2001 | volume=14 | issue=4 | pages=335–347

| doi=10.1016/S0895-9811(01)00025-6

| bibcode = 2001JSAES..14..335C}}{{cite journal | last1=Milani | first1=Edison José | last2=Zalán | first2=Pedro Victor | title=An outline of the geology and petroleum systems of the Paleozoic interior basins of South America | journal=Episodes | year=1999 | volume=22 | issue=3 | pages=199–205 | df=mdy-all | doi=10.18814/epiiugs/1999/v22i3/007 | doi-access=free }}

File:Amazon CIAT (4).jpg]]

There is evidence that there have been significant changes in the Amazon rainforest vegetation over the last 21,000 years through the last glacial maximum (LGM) and subsequent deglaciation. Analyses of sediment deposits from Amazon basin paleolakes and the Amazon Fan indicate that rainfall in the basin during the LGM was lower than for the present, and this was almost certainly associated with reduced moist tropical vegetation cover in the basin.{{Cite journal | doi=10.1002/1099-1417(200005)15:4<347::AID-JQS537>3.0.CO;2-A| title=Palaeoecology and climate of the Amazon basin during the last glacial cycle| journal=Journal of Quaternary Science| volume=15| issue=4| pages=347–356| year=2000| last1=Colinvaux| first1=Paul A.| last2=Oliveira| first2=Paulo E. De| bibcode=2000JQS....15..347C}} In present day, the Amazon receives approximately 9 feet of rainfall annually. There is a debate, however, over how extensive this reduction was. Some scientists argue that the rainforest was reduced to small, isolated refugia separated by open forest and grassland;{{Cite journal | doi=10.1016/S0277-3791(99)00024-4|bibcode = 2000QSRv...19..725V|title = Neogene and Quaternary history of vegetation, climate, and plant diversity in Amazonia| journal=Quaternary Science Reviews| volume=19| issue=8| page=725|last1 = Van Der Hammen|first1 = Thomas| last2=Hooghiemstra| first2=Henry| year=2000| citeseerx=10.1.1.536.519}} other scientists argue that the rainforest remained largely intact but extended less far to the north, south, and east than is seen today.{{cite journal

| last=Colinvaux | first=P.A.

| author2=De Oliveira, P.E.|author3= Bush, M.B.

| title=Amazonian and neotropical plant communities on glacial time-scales: The failure of the aridity and refuge hypotheses

| journal=Quaternary Science Reviews

| date=January 2000 | volume=19 | issue=1–5

| pages=141–169 | doi=10.1016/S0277-3791(99)00059-1 |bibcode = 2000QSRv...19..141C}} This debate has proved difficult to resolve because the practical limitations of working in the rainforest mean that data sampling is biased away from the center of the Amazon basin, and both explanations are reasonably well supported by the available data.

==Sahara Desert dust windblown to the Amazon==

More than 56% of the dust fertilizing the Amazon rainforest comes from the Bodélé depression in Northern Chad in the Sahara desert. The dust contains phosphorus, important for plant growth. The yearly Sahara dust replaces the equivalent amount of phosphorus washed away yearly in Amazon soil from rains and floods.{{cite journal|doi=10.1002/2015GL063040 | volume=42 | issue=6 | title=The fertilizing role of African dust in the Amazon rainforest: A first multiyear assessment based on data from Cloud-Aerosol Lidar and Infrared Pathfinder Satellite Observations | year=2015 | journal=Geophysical Research Letters | pages=1984–1991 | last1 = Yu | first1 = Hongbin| bibcode=2015GeoRL..42.1984Y | doi-access=free }}

NASA's CALIPSO satellite has measured the amount of dust transported by wind from the Sahara to the Amazon: an average of 182 million tons of dust are windblown out of the Sahara each year (some dust falls into the Atlantic), 15% of which of falls over the Amazon basin (22 million tons of it consisting of phosphorus).{{cite web|url=http://www.nasa.gov/content/goddard/nasa-satellite-reveals-how-much-saharan-dust-feeds-amazon-s-plants|title=Saharan Dust Feeds Amazon's Plants|first=Rob|last=Garner|date=February 24, 2015|website=NASA|access-date=June 20, 2019|archive-date=June 23, 2019|archive-url=https://web.archive.org/web/20190623142203/https://www.nasa.gov/content/goddard/nasa-satellite-reveals-how-much-saharan-dust-feeds-amazon-s-plants/|url-status=live}}

CALIPSO uses a laser range finder to scan the Earth's atmosphere for the vertical distribution of dust and other aerosols. and regularly tracks the Sahara-Amazon dust plume. CALIPSO has measured variations in the dust amounts transported – an 86 percent drop between the highest amount of dust transported in 2007 and the lowest in 2011. This is possibly caused by rainfall variations in the Sahel, a strip of semi-arid land on the southern border of the Sahara.{{cite web|url=https://science.nasa.gov/science-news/science-at-nasa/2015/29apr_amazondust/|title=Desert Dust Feeds Amazon Forests – NASA Science|work=nasa.gov|access-date=July 12, 2017|archive-date=May 14, 2017|archive-url=https://web.archive.org/web/20170514192932/https://science.nasa.gov/science-news/science-at-nasa/2015/29apr_amazondust|url-status=live}}

Amazon phosphorus also comes as smoke due to biomass burning in Africa.{{cite journal|last1=Barkley|first1=Anne E.|last2=Prospero|first2=Joseph M.|last3=Mahowald|first3=Natalie|author-link3=Natalie Mahowald|last4=Hamilton|first4=Douglas S.|last5=Popendorf|first5=Kimberly J.|last6=Oehlert|first6=Amanda M.|last7=Pourmand|first7=Ali|last8=Gatineau|first8=Alexandre|last9=Panechou-Pulcherie|first9=Kathy|last10=Blackwelder|first10=Patricia|last11=Gaston|first11=Cassandra J.|date=August 13, 2019|title=African biomass burning is a substantial source of phosphorus deposition to the Amazon, Tropical Atlantic Ocean, and Southern Ocean|url=|journal=Proceedings of the National Academy of Sciences|volume=116|issue=33|pages=16216–16221|bibcode=2019PNAS..11616216B|doi=10.1073/pnas.1906091116|pmc=6697889|pmid=31358622|doi-access=free}}{{cite web |title=Smoke from Africa fertilizes the Amazon and tropical ocean regions with soluble phosphorous [sic]|url=https://phys.org/news/2019-08-africa-fertilizes-amazon-tropical-ocean.html |website=phys.org |language=en-us |access-date=August 14, 2019 |archive-date=August 14, 2019 |archive-url=https://web.archive.org/web/20190814181214/https://phys.org/news/2019-08-africa-fertilizes-amazon-tropical-ocean.html |url-status=live }}

Biodiversity, flora and fauna

{{See also|List of plants of the Amazon rainforest of Brazil|Fauna of the Amazon rainforest|Amazonian manatee}}

File:Giant Waxy Monkey Frog.jpg in the Amazon rainforest threatens many species of tree frogs, which are very sensitive to environmental changes (pictured: giant leaf frog)]]

File:Bauhinia guianensis, mature liana (9340889588).jpg in western Brazil]]

Wet tropical forests are the most species-rich biome, and tropical forests in the Americas are consistently more species rich than the wet forests in Africa and Asia.Turner, I.M. (2001). The ecology of trees in the tropical rain forest. Cambridge University Press, Cambridge. {{ISBN|0-521-80183-4}}{{page needed|date=August 2019}} As the largest tract of tropical rainforest in the Americas, the Amazonian rainforests have unparalleled biodiversity. One in ten known species in the world lives in the Amazon rainforest.{{cite web | url=http://www.worldwildlife.org/wildplaces/amazon/index.cfm | title=Amazon Rainforest, Amazon Plants, Amazon River Animals | publisher=World Wide Fund for Nature | access-date=May 6, 2008 | archive-url=https://web.archive.org/web/20080517160541/http://worldwildlife.org/wildplaces/amazon/index.cfm | archive-date=May 17, 2008| url-status=live}} This constitutes the largest collection of living plants and animal species in the world.{{Cite web |last=Weisberger |first=Mindy |date=March 26, 2024 |title=Ancient giant dolphin discovered in the Amazon |url=https://www.cnn.com/2024/03/26/world/giant-dolphin-fossil-amazon-pebanista-yacuruna-scn/index.html |access-date=March 29, 2024 |website=CNN |language=en}}

The region is home to about 2.5 million insect species,{{cite web|url=http://travel.mongabay.com/brazil/brazil_amazon_index.htm |title=Photos / Pictures of the Amazon Rainforest |publisher=Travel.mongabay.com |access-date=December 18, 2008| archive-url= https://web.archive.org/web/20081217091934/http://travel.mongabay.com/brazil/brazil_amazon_index.htm| archive-date= December 17, 2008 | url-status=live}} tens of thousands of plants, and some 2,000 birds and mammals. To date, at least 40,000 plant species,{{cite news |title=Rainforest |url=https://education.nationalgeographic.org/resource/rain-forest/ |work=National Geographic}} 2,200 fishes,{{cite book|author1=James S. Albert|author2=Roberto E. Reis|title=Historical Biogeography of Neotropical Freshwater Fishes|url=http://www.ucpress.edu/book.php?isbn=9780520268685|access-date=June 28, 2011|date=March 8, 2011|publisher=University of California Press|page=308| archive-url= https://web.archive.org/web/20110630102154/http://www.ucpress.edu/book.php?isbn=9780520268685| archive-date= June 30, 2011 | url-status=live}} 1,294 birds, 427 mammals, 428 amphibians, and 378 reptiles have been scientifically classified in the region.{{cite journal |author1=Da Silva |author2=Jose Maria Cardoso | title=The Fate of the Amazonian Areas of Endemism | journal=Conservation Biology | year=2005 | volume=19 | issue=3 | pages=689–694 | doi=10.1111/j.1523-1739.2005.00705.x |bibcode=2005ConBi..19..689D |s2cid=85843442 |display-authors=etal}} One in five of all bird species are found in the Amazon rainforest, and one in five of the fish species live in Amazonian rivers and streams. Scientists have described between 96,660 and 128,843 invertebrate species in Brazil alone.{{cite journal | last = Lewinsohn | first = Thomas M. |author2=Paulo Inácio Prado |date=June 2005 | title = How Many Species Are There in Brazil? | journal=Conservation Biology | volume = 19 | issue = 3 | pages = 619–624 | doi = 10.1111/j.1523-1739.2005.00680.x

| bibcode = 2005ConBi..19..619L | s2cid = 84691981 }}

The biodiversity of plant species is the highest on Earth with one 2001 study finding a quarter square kilometer (62 acres) of Ecuadorian rainforest supports more than 1,100 tree species.{{cite journal | last=Wright | first=S. Joseph | title=Plant diversity in tropical forests: a review of mechanisms of species coexistence | journal=Oecologia | date=October 12, 2001 | volume=130 | issue=1 | pages=1–14 | doi=10.1007/s004420100809| pmid=28547014 | bibcode=2002Oecol.130....1W | s2cid=4863115 }} A study in 1999 found one square kilometer (247 acres) of Amazon rainforest can contain about 90,790 tonnes of living plants. The average plant biomass is estimated at 356 ± 47 tonnes per hectare.{{cite journal | last=Laurance | first=William F. |author2=Fearnside, Philip M.|author3=Laurance, Susan G.|author4=Delamonica, Patricia|author5=Lovejoy, Thomas E.|author6=Rankin-de Merona, Judy M.|author7=Chambers, Jeffrey Q.|author8= Gascon, Claude | title=Relationship between soils and Amazon forest biomass: a landscape-scale study | journal=Forest Ecology and Management | date=June 14, 1999 | volume=118 | issue=1–3 | pages=127–138 | doi=10.1016/S0378-1127(98)00494-0| bibcode=1999ForEM.118..127L }} To date, an estimated 438,000 species of plants of economic and social interest have been registered in the region with many more remaining to be discovered or catalogued.{{cite web |url = http://www.travelsouth-america.com/amazon.html |title = Amazon Rainforest |publisher = South AmericaTravel Guide |access-date = August 19, 2008 |archive-url = https://web.archive.org/web/20080812021245/http://www.travelsouth-america.com/amazon.html |archive-date = August 12, 2008 |url-status=dead |df = mdy-all

}} The total number of tree species in the region is estimated at 16,000.

The green leaf area of plants and trees in the rainforest varies by about 25% as a result of seasonal changes. Leaves expand during the dry season when sunlight is at a maximum, then undergo abscission in the cloudy wet season. These changes provide a balance of carbon between photosynthesis and respiration.{{cite journal | author=Mynenia, Ranga B. | title=Large seasonal swings in leaf area of Amazon rainforests | journal=Proceedings of the National Academy of Sciences | date=March 13, 2007 | volume=104 | pmid=17360360 | issue=12 | pages=4820–4823 | pmc=1820882 | doi=10.1073/pnas.0611338104 |bibcode = 2007PNAS..104.4820M |display-authors=etal| doi-access=free }}

Each hectare of the Amazon rainforest contains around 1 billion invertebrates. The number of species per hectare in the Amazon rainforest is presented in the following table:{{cite news |last1=Costa |first1=Camilla |title=Amazon under threat: Fires, loggers and now virus |url=https://www.bbc.com/news/science-environment-51300515 |access-date=November 14, 2023 |agency=BBC |date=May 21, 2020}}

class="wikitable"

|+ Number of species per hectare in the Amazon rainforest

Type of organismNumber of species per hectare
Birds160
Trees310
Epiphytes96
Reptile22
Amphibians33
Fish44
Primates10

The rainforest contains several species that can pose a hazard. Among the largest predatory creatures are the black caiman, jaguar, cougar, and anaconda. In the river, electric eels can produce an electric shock that can stun or kill, while piranha are known to bite and injure humans.{{cite news | title=Piranha 'less deadly than feared' | date=July 2, 2007 | work=BBC News |url=http://news.bbc.co.uk/2/hi/science/nature/6259946.stm | access-date=July 2, 2007 | archive-url=https://web.archive.org/web/20070707045045/http://news.bbc.co.uk/2/hi/science/nature/6259946.stm | archive-date=July 7, 2007 | url-status=live}} Various species of poison dart frogs secrete lipophilic alkaloid toxins through their flesh. There are also numerous parasites and disease vectors. Vampire bats dwell in the rainforest and can spread the rabies virus.{{cite journal | author1=da Rosa | author2=Elizabeth S. T. | title=Bat-transmitted Human Rabies Outbreaks, Brazilian Amazon | journal=Emerging Infectious Diseases |date=August 2006 | volume=12 | issue=8 | pages=1197–1202 | pmid=16965697 | pmc=3291204 | doi=10.3201/eid1708.050929|display-authors=etal}} Malaria, yellow fever and dengue fever can also be contracted in the Amazon region.

The biodiversity in the Amazon is becoming increasingly threatened, primarily by habitat loss from deforestation as well as increased frequency of fires. Over 90% of Amazonian plant and vertebrate species (13,000–14,000 in total) may have been impacted to some degree by fires.{{Cite journal|last1=Feng|first1=Xiao|last2=Merow|first2=Cory|last3=Liu|first3=Zhihua|last4=Park|first4=Daniel S.|last5=Roehrdanz|first5=Patrick R.|last6=Maitner|first6=Brian|last7=Newman|first7=Erica A.|last8=Boyle|first8=Brad L.|last9=Lien|first9=Aaron|last10=Burger|first10=Joseph R.|last11=Pires|first11=Mathias M.|date=September 1, 2021|title=How deregulation, drought and increasing fire impact Amazonian biodiversity|url=https://www.nature.com/articles/s41586-021-03876-7|journal=Nature|volume=597|issue=7877|language=en|pages=516–521|doi=10.1038/s41586-021-03876-7|pmid=34471291|bibcode=2021Natur.597..516F|s2cid=237388791|issn=1476-4687|access-date=September 11, 2021|archive-date=September 12, 2021|archive-url=https://web.archive.org/web/20210912203827/https://www.nature.com/articles/s41586-021-03876-7|url-status=live}}

{{clear}}

File:Hoatzins in Brazil.jpg|Hoatzin

File:Avicularia-geroldi-subadult.jpg|Mygalomorphae

File:Giant Centipede (Scolopendra gigantea) over 40 cm long - Preserved Specimen.jpg|Giant Amazonian centipede

File:Purus Red Howler Monkey.jpg|Howler monkey

File:Heliconia aemygdiana (14551077262).jpg|Heliconia

File:Manuel Antonio (43).JPG|Brown-throated sloth

File:Emperor Tamarin (EXPLORE) (9714001143).jpg|Emperor tamarin

File:Dendrobates azureus (Dendrobates tinctorius) Edit.jpg|Blue poison dart frog

File:Uakari male.jpg|Bald uakari

File:Eunectes murinus.jpg|Green anaconda

File:Black caiman Macrofotografie 2.jpg|Black caiman

File:Standing jaguar.jpg|Jaguar

File:Isulas (8583611782).jpg|Bullet ants have an extremely painful sting

File:Many parrots -Anangu, Yasuni National Park, Ecuador -clay lick-8.jpg|Parrots at clay lick in Yasuni National Park, Ecuador

File:Pipa pipa01.jpg|Pipa pipa, a species of frog found within the Amazon.

File:Ara macao - two at Lowry Park Zoo.jpg|Scarlet macaw, indigenous to the American tropics.

File:Titanus giganteus MHNT dos.jpg|Titan Beetle is most generally associated with the Amazon Rainforest, it may also be found in other parts of South America if ecological conditions are favorable

Deforestation

{{Main|Deforestation of the Amazon rainforest}}

{{See also|Trans-Amazonian Highway|Trans-Amazonian Railway}}

{{multiple image | align = right | direction = horizontal | total_width = 700

|image1= Amazon Rainforest, Brazil Timelapse 1984-2018.gif | caption1= Timelapse of the deforestation 1984–2018 (bottom right)

|image2= Operação Hymenaea, Julho-2016 (29399454651).jpg| caption2= Deforestation in the Maranhão state of Brazil, 2016

|image3= Terra Indígena Porquinhos, Maranhão (38928905194).jpg| caption3= Wildfires in Brazil's indigenous territory, 2017

}}

File:2021 Top ten countries for tropical primary forest loss - World Resources Institute.svg forest loss greatly exceeds that of other countries.● 2021 data: {{cite web|title=Forest Pulse: The Latest on the World's Forests|url=https://research.wri.org/gfr/latest-analysis-deforestation-trends |website=WRI.org |publisher=World Resources Institute |archive-url=https://web.archive.org/web/20230627150528/https://research.wri.org/gfr/latest-analysis-deforestation-trends|archive-date=27 June 2023 |date=June 2023 |url-status=live}}
● 2022 and 2023 data: {{cite web |title=Forest Pulse: The Latest on the World's Forests |url=https://research.wri.org/gfr/latest-analysis-deforestation-trends |publisher=World Resources Institute / Global Forest Review |website=WRI.org |archive-url=https://archive.today/20240404205336/https://research.wri.org/gfr/latest-analysis-deforestation-trends |archive-date=4 April 2024 |date=4 April 2024 |url-status=live}}
]]

File:20220910 Amazon deforestation and degradation, by country - Amazon Watch.svg

Deforestation is the conversion of forested areas to non-forested areas. The main sources of deforestation in the Amazon are human settlement and the development of the land.{{cite book

| author=Various

| editor1=Bierregaard, Richard

| editor2=Gascon, Claude

| editor3=Lovejoy, Thomas E.

| editor4=Mesquita, Rita

| title=Lessons from Amazonia: The Ecology and Conservation of a Fragmented Forest

| year=2001

| publisher=Yale University Press

| isbn=978-0-300-08483-2

| url-access=registration

| url=https://archive.org/details/lessonsfromamazo0000unse

}} In 2022, about 20% of the Amazon rainforest has already been deforested and a further 6% was "highly degraded".{{Cite web |last=Tandon |first=Ayesha |date=October 4, 2023 |title=Drying of Amazon could be early warning of 'tipping point' for the rainforest |url=https://www.carbonbrief.org/drying-of-amazon-could-be-early-warning-of-tipping-point-for-the-rainforest/ |access-date=October 6, 2023 |website=Carbon Brief |language=en}} Research suggests that upon reaching about 20–25% (hence 0–5% more), the tipping point to flip it into a non-forest ecosystem – degraded savannah – (in eastern, southern and central Amazonia) will be reached.{{cite web| url = https://www.euronews.com/2018/02/22/amazon-rainforest-heading-to-point-of-no-return-| title = Amazon Rainforest 'heading to point of no return'| date = February 22, 2018| access-date = July 6, 2019| archive-date = September 22, 2020| archive-url = https://web.archive.org/web/20200922111422/https://www.euronews.com/2018/02/22/amazon-rainforest-heading-to-point-of-no-return-| url-status = live}}{{cite journal| title = Amazon Tipping Point| year = 2018| doi = 10.1126/sciadv.aat2340| last1 = Lovejoy| first1 = Thomas E.| last2 = Nobre| first2 = Carlos| journal = Science Advances| volume = 4| issue = 2| pages = eaat2340| pmid = 29492460| pmc = 5821491| bibcode = 2018SciA....4.2340L}}{{Cite journal |last1=Bochow |first1=Nils |last2=Boers |first2=Niklas |date=October 6, 2023 |title=The South American monsoon approaches a critical transition in response to deforestation |journal=Science Advances |language=en |volume=9 |issue=40 |pages=eadd9973 |doi=10.1126/sciadv.add9973 |issn=2375-2548 |pmc=10550231 |pmid=37792950|bibcode=2023SciA....9D9973B }} This process of savanisation would take decades to take full effect.

Prior to the early 1960s, access to the forest's interior was highly restricted, and the forest remained basically intact.{{cite journal |author1=Kirby, Kathryn R. |author2=Laurance, William F. |author3=Albernaz, Ana K. |author4=Schroth, Götz |author5=Fearnside, Philip M. |author6=Bergen, Scott |author7=M. Venticinque, Eduardo |author8=Costa, Carlos da |title=The future of deforestation in the Brazilian Amazon |journal=Futures |year=2006 |volume=38 |issue=4 |pages=432–453 |doi=10.1016/j.futures.2005.07.011 |url=http://philip.inpa.gov.br/publ_livres/Preprints/2006/Futures-Amazon.pdf |citeseerx=10.1.1.573.1317 |access-date=October 27, 2017 |archive-date=July 22, 2018 |archive-url=https://web.archive.org/web/20180722043255/http://philip.inpa.gov.br/publ_livres/Preprints/2006/Futures-Amazon.pdf |url-status=live }} Farms established during the 1960s were based on crop cultivation and the slash and burn method. However, the colonists were unable to manage their fields and the crops because of the loss of soil fertility and weed invasion.Watkins and Griffiths, J. (2000). Forest Destruction and Sustainable Agriculture in the Brazilian Amazon: a Literature Review (Doctoral dissertation, The University of Reading, 2000). Dissertation Abstracts International, 15–17 The soils in the Amazon are productive for just a short period of time, so farmers are constantly moving to new areas and clearing more land. These farming practices led to deforestation and caused extensive environmental damage.{{cite book

| first=M. | last=Williams | author-link=Michael Williams (geographer) | year=2006

| title=Deforesting the Earth: From Prehistory to Global Crisis

| publisher=The University of Chicago Press

| edition=Abridged

| location=Chicago | isbn=978-0-226-89947-3}} Deforestation is considerable, and areas cleared of forest are visible to the naked eye from outer space.

In the 1970s, construction began on the Trans-Amazonian highway. This highway represented a major threat to the Amazon rainforest.{{cite web|url=http://kanat.jsc.vsc.edu/student/lind/main.htm|title=Impacts and Causes of Deforestation in the Amazon Basin|website=kanat.jsc.vsc.edu|access-date=March 6, 2013|archive-date=June 15, 2013|archive-url=https://web.archive.org/web/20130615075208/http://kanat.jsc.vsc.edu/student/lind/main.htm|url-status=dead}} The highway still has not been completed, limiting the environmental damage.

Between 1991 and 2000, the total area of forest lost in the Amazon rose from {{convert|415000|to|587000|km2|sqmi|abbr=on}}, with most of the lost forest becoming pasture for cattle.Centre for International Forestry Research (CIFOR) (2004) Seventy percent of formerly forested land in the Amazon, and 91% of land deforested since 1970, have been used for livestock pasture.{{cite book

| author1=Steinfeld, Henning |author2=Gerber, Pierre |author3=Wassenaar, T.D. |author4=Castel, Vincent | year=2006 | access-date=August 19, 2008

| url=http://www.fao.org/docrep/010/a0701e/a0701e00.htm

| title=Livestock's Long Shadow: Environmental Issues and Options

| publisher=Food and Agriculture Organization of the United Nations

| isbn=978-92-5-105571-7 | archive-url= https://web.archive.org/web/20080726214204/http://www.fao.org/docrep/010/a0701e/a0701e00.htm| archive-date= July 26, 2008 | url-status=live}}{{cite book

| last=Margulis | first=Sergio | year=2004

| title=Causes of Deforestation of the Brazilian Amazon

| series=World Bank Working Paper No. 22

| publisher=The World Bank

| location=Washington, DC | isbn=978-0-8213-5691-3

| url=http://www-wds.worldbank.org/servlet/WDSContentServer/WDSP/IB/2004/02/02/000090341_20040202130625/Rendered/PDF/277150PAPER0wbwp0no1022.pdf

| access-date=September 4, 2008

| archive-url= https://web.archive.org/web/20080910042549/http://www-wds.worldbank.org/servlet/WDSContentServer/WDSP/IB/2004/02/02/000090341_20040202130625/Rendered/PDF/277150PAPER0wbwp0no1022.pdf| archive-date= September 10, 2008 | url-status=live}} Currently, Brazil is the largest global producer of soybeans. New research however, conducted by Leydimere Oliveira et al., has shown that the more rainforest is logged in the Amazon, the less precipitation reaches the area and so the lower the yield per hectare becomes. So despite the popular perception, there has been no economical advantage for Brazil from logging rainforest zones and converting these to pastoral fields.{{cite web|url=http://www.whrc.org/news/pressroom/PR-2013-Coe-IOP-ERL_No-win_situation_for_agricultural_expansion_in_the_Amazon.html|archive-url=https://archive.today/20130803160638/http://www.whrc.org/news/pressroom/PR-2013-Coe-IOP-ERL_No-win_situation_for_agricultural_expansion_in_the_Amazon.html|url-status=dead|title=Research paper of Leydimere Oliveira on the amazon|archive-date=August 3, 2013}}

File:Indian protesters from Vale do Javarí in Belém 2009 1530FP8886.jpg]]

The needs of soy farmers have been used to justify many of the controversial transportation projects that are currently developing in the Amazon. The first two highways successfully opened up the rainforest and led to increased settlement and deforestation. The mean annual deforestation rate from 2000 to 2005 ({{convert|22392|km2|sqmi|disp=or|abbr=on}} per year) was 18% higher than in the previous five years ({{convert|19018|km2|sqmi|disp=or|abbr=on}} per year).Barreto, P.; Souza Jr. C.; Noguerón, R.; Anderson, A. & Salomão, R. 2006. [http://www.imazon.org.br/publicacoes/publicacao.asp?id=357 Human Pressure on the Brazilian Amazon Forests]{{dead link|date=December 2017 |bot=InternetArchiveBot |fix-attempted=yes }}. Imazon. Retrieved September 28, 2006. (The [http://www.imazon.org.br/ Imazon] {{Webarchive|url=https://web.archive.org/web/20040901054620/http://www.imazon.org.br/ |date=September 1, 2004 }} web site contains many resources relating to the Brazilian Amazonia.) Although deforestation declined significantly in the Brazilian Amazon between 2004 and 2014, there has been an increase to the present day.{{cite web|url=http://www.obt.inpe.br/prodes/prodes_1988_2009.htm|title=INPE: Estimativas Anuais desde 1988 até 2009|work=inpe.br|access-date=November 3, 2010|archive-url=https://web.archive.org/web/20101130124244/http://www.obt.inpe.br/prodes/prodes_1988_2009.htm|archive-date=November 30, 2010|url-status=dead}}

File:THE BIG MINE IN AMAZON RAINFOREST BRAZIL - panoramio.jpg

Brazil's President, Jair Bolsonaro, has supported the relaxation of regulations placed on agricultural land. He has used his time in office to allow for more deforestation and more exploitation of the Amazon's rich natural resources. Deforestation reached a 15 year high in 2021.{{cite web |last1=Diana |first1=Roy |title=Deforestation of Brazil's Amazon Has Reached a Record High. What's Being Done? |url=https://www.cfr.org/in-brief/deforestation-brazils-amazon-has-reached-record-high-whats-being-done#:~:text=Large-scale%20deforestation%20of%20the%20Amazon%20began%20in%20the,pushed%20to%20open%20Indigenous%20lands%20to%20commercial%20exploitation. |access-date=2 November 2024}}

Since the discovery of fossil fuel reservoirs in the Amazon rainforest, oil drilling activity has steadily increased, peaking in the Western Amazon in the 1970s and ushering another drilling boom in the 2000s.{{cite web|url=https://www.livescience.com/46319-oil-drilling-contaminated-amazon.html|title=Oil Drilling Contaminated Western Amazon|work=livesciences.com|date=June 13, 2014|access-date=February 17, 2019|archive-date=February 18, 2019|archive-url=https://web.archive.org/web/20190218081842/https://www.livescience.com/46319-oil-drilling-contaminated-amazon.html|url-status=live}} Oil companies have to set up their operations by opening new roads through the forests, which often contributes to deforestation in the region.{{cite web|url=http://wwf.panda.org/knowledge_hub/where_we_work/amazon/amazon_threats/other_threats/oil_and_gas_extraction_amazon/|title=Oil and Gas Extraction in the Amazon|work=wwf.panda.org|access-date=February 17, 2019|archive-date=February 18, 2019|archive-url=https://web.archive.org/web/20190218021157/http://wwf.panda.org/knowledge_hub/where_we_work/amazon/amazon_threats/other_threats/oil_and_gas_extraction_amazon/|url-status=live}} 9.4% of the territory of the Amazon is affected by oil fields.{{cite web |last1=Sierra Praeli |first1=Yvette |title=The Amazon will reach tipping point if current trend of deforestation continues |url=https://news.mongabay.com/2022/10/the-amazon-will-reach-tipping-point-if-current-trend-of-deforestation-continues/ |website=Mongabay |date=October 3, 2022 |publisher=Amazon Network of Georeferenced Socio-Environmental Information (RAISG) |access-date=22 August 2024}}

Mining is also a major driver of deforestation. 17% of the area of the Amazon Rainforest is affected by mining.

The transition to solar and wind energy, digitalization, raised the demand for cassiterite (the main ore of tin used also for financing gold mining), manganese and copper, which attracrted many illegal miners to the Amazon. This led to deforestation, different environmental and social problems. Hydropower also creates significant problems in the Amazon. Such activities are defined by the World Rainforest Movement as "Green extractivism".{{cite web |title=How different forms of 'green' extractivism are causing the destruction of the Amazon forest |url=https://www.wrm.org.uy/bulletin-articles/how-different-forms-of-green-extractivism-are-causing-the-destruction-of-the-amazon-forest |website=World Rainforest Movement |access-date=20 August 2024}}{{cite news |last1=Cowie |first1=Sam |title=The lawless mining gangs targeting the Amazon's precious green energy minerals |url=https://www.theguardian.com/global-development/article/2024/aug/02/black-gold-cassiterite-mining-energy-transition-minerals-destroying-indigenous-yanomami-rainforest-ibama-environment |access-date=20 August 2024 |agency=The Guardian |date=2 August 2024}}

The European Union–Mercosur free trade agreement, which would form one of the world's largest free trade areas, has been denounced by environmental activists and indigenous rights campaigners.{{cite news |title=EU urged to halt trade talks with S. America over Brazil abuses |url=https://www.france24.com/en/20190618-eu-urged-halt-trade-talks-with-america-over-brazil-abuses |work=France 24 |date=June 18, 2019 |access-date=August 25, 2019 |archive-date=August 25, 2019 |archive-url=https://web.archive.org/web/20190825102307/https://www.france24.com/en/20190618-eu-urged-halt-trade-talks-with-america-over-brazil-abuses |url-status=live }} The fear is that the deal could lead to more deforestation of the Amazon rainforest as it expands market access to Brazilian beef.{{cite web |title=We must not barter the Amazon rainforest for burgers and steaks |url=https://www.theguardian.com/environment/commentisfree/2019/jul/02/barter-amazon-rainforest-burgers-steaks-brazil |work=The Guardian |date=July 2, 2019 |access-date=August 25, 2019 |archive-date=August 24, 2019 |archive-url=https://web.archive.org/web/20190824153649/https://www.theguardian.com/environment/commentisfree/2019/jul/02/barter-amazon-rainforest-burgers-steaks-brazil |url-status=live }}

According to a November 2021 report by Brazil's INPE, based on satellite data, deforestation has increased by 22% over 2020 and is at its highest level since 2006.{{cite news |title=Deforestation in Brazil's Amazon at highest level since 2006 |url=https://www.theguardian.com/environment/2021/nov/18/deforestation-in-brazils-amazon-rises-by-more-than-a-fifth-in-a-year |work=Reuters/The Guardian |date=November 18, 2021 |language=en |access-date=July 3, 2022 |archive-date=November 18, 2021 |archive-url=https://web.archive.org/web/20211118231307/https://www.theguardian.com/environment/2021/nov/18/deforestation-in-brazils-amazon-rises-by-more-than-a-fifth-in-a-year |url-status=live }}{{cite news |title=Brazil: Amazon sees worst deforestation levels in 15 years |url=https://www.bbc.com/news/world-latin-america-59341770 |work=BBC News |date=November 19, 2021 |access-date=July 3, 2022 |archive-date=July 15, 2022 |archive-url=https://web.archive.org/web/20220715165313/https://www.bbc.com/news/world-latin-america-59341770 |url-status=live }}

=2019 fires=

{{main|2019 Amazon rainforest wildfires}}

There were 72,843 fires in Brazil in 2019, with more than half within the Amazon region.{{Cite news |url=https://www.bbc.com/news/world-latin-america-49415973 |title='Record number of fires' in Brazilian rainforest |date=August 21, 2019 |access-date=August 21, 2019 |work=BBC News Online |publisher=BBC Online |agency=BBC |archive-date=August 22, 2019 |archive-url=https://web.archive.org/web/20190822055410/https://www.bbc.com/news/world-latin-america-49415973 |url-status=live }}{{Cite news |url=https://www.cnn.com/2019/08/21/americas/amazon-rainforest-fire-intl-hnk-trnd/index.html |title=Brazil's Amazon rainforest is burning at a record rate |work=CNN |first1=Jessie |last1=Yeung |first2=Abel |last2=Alvarado |access-date=August 21, 2019 |date=August 21, 2019 |publisher=Turner Broadcasting System, Inc. |archive-date=August 14, 2020 |archive-url=https://web.archive.org/web/20200814134335/https://www.cnn.com/2019/08/21/americas/amazon-rainforest-fire-intl-hnk-trnd/index.html |url-status=live }}{{Cite news |url=https://www.cbsnews.com/news/amazon-wildfire-parts-of-amazon-rainforest-on-fire-smoke-seen-from-space-2019-08-20/ |title=Parts of the Amazon rainforest are on fire – and smoke can be spotted from space |work=cbsnews.com |access-date=August 21, 2019 |first=Danielle |last=Garrand |date=August 20, 2019 |publisher=CBS Interactive Inc. |archive-date=August 27, 2019 |archive-url=https://web.archive.org/web/20190827103001/https://www.cbsnews.com/news/amazon-wildfire-parts-of-amazon-rainforest-on-fire-smoke-seen-from-space-2019-08-20/ |url-status=live }} In August 2019 there were a record number of fires.{{cite news |url=https://www.cnbc.com/video/2019/08/21/amazon-rainforest-fires-record-rate.html |title=Record-breaking number of fires burn in Brazil's Amazon |date=August 21, 2019 |access-date=August 21, 2019 |work=CNBC |publisher=NBCUniversal |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725050554/https://www.cnbc.com/video/2019/08/21/amazon-rainforest-fires-record-rate.html |url-status=live }} Deforestation in the Brazilian Amazon rose more than 88% in June 2019 compared with the same month in 2018.{{cite news |title=Brazil registers huge spike in Amazon deforestation |url=https://www.dw.com/en/brazil-registers-huge-spike-in-amazon-deforestation/a-49462773 |work=Deutsche Welle |date=July 3, 2019 |access-date=August 22, 2019 |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725065044/https://www.dw.com/en/brazil-registers-huge-spike-in-amazon-deforestation/a-49462773 |url-status=live }}

File:DeforestationinBrazil2.jpg|NASA satellite observation of deforestation in the Mato Grosso state of Brazil. The transformation from forest to farm is evident by the paler square shaped areas under development.

File:Fires and Deforestation on the Amazon Frontier, Rondonia, Brazil - August 12, 2007.jpg|Fires and deforestation in the state of Rondônia

File:Fires and Deforestation on the Amazon Frontier, Rondonia, Brazil - September 30, 2007.jpg|One consequence of forest clearing in the Amazon: thick smoke that hangs over the forest

File:Deforestation of Rainforest.jpg|Impact of deforestation on natural habitat of trees

The increased area of fire-impacted forest coincided with a relaxation of environmental regulations from the Brazilian government. Notably, before those regulations were put in place in 2008 the fire-impacted area was also larger compared to the regulation period of 2009–2018. As these fire continue to move closer to the heart of the Amazon basin, their impact on biodiversity will only increase in scale, as the cumulative fire-impacted area is correlated with the number of species impacted.{{clear}}

Conservation and climate change

{{See also|Deforestation and climate change|Gaviotas|Amazon Fund}}

File:Amazon CIAT (5).jpg

Environmentalists are concerned about loss of biodiversity that will result from destruction of the forest, and also about the release of the carbon contained within the vegetation, which could accelerate global warming. Amazonian evergreen forests account for about 10% of the world's terrestrial primary productivity and 10% of the carbon stores in ecosystems{{cite journal

| last=Melillo | first=J.M.

| author2=McGuire, A.D.|author3= Kicklighter, D.W.|author4= Moore III, B.|author5= Vörösmarty, C.J.|author6= Schloss, A.L.

| title=Global climate change and terrestrial net primary production

| journal=Nature | date=May 20, 1993 | volume=363

| pages=234–240 | doi=10.1038/363234a0 | issue=6426|bibcode = 1993Natur.363..234M| s2cid=4370074

}} – of the order of 1.1 × 1011 metric tonnes of carbon.{{cite journal

| last=Tian | first=H.

| author2=Melillo, J.M.|author3=Kicklighter, D.W.|author4=McGuire, A.D.|author5=Helfrich III, J.|author6=Moore III, B.|author7= Vörösmarty, C.J.

| s2cid=84534340

| title=Climatic and biotic controls on annual carbon storage in Amazonian ecosystems

| journal=Global Ecology and Biogeography |date=July 2000 | volume=9

| issue=4 | pages=315–335 | doi=10.1046/j.1365-2699.2000.00198.x| bibcode=2000GloEB...9..315T

| url=http://pdfs.semanticscholar.org/de21/e86593d886ca629fd9a232a8a26cba75ed8b.pdf |archive-url=https://web.archive.org/web/20210421174927/http://pdfs.semanticscholar.org/de21/e86593d886ca629fd9a232a8a26cba75ed8b.pdf |archive-date=April 21, 2021 |url-status=live}} Amazonian forests are estimated to have accumulated 0.62 ± 0.37 tons of carbon per hectare per year between 1975 and 1996. In 2021 it was reported that the Amazon for the first time emitted more greenhouse gases than it absorbed.{{cite web|last=Fox|first=Alex|date=March 26, 2021|title=The Amazon Rainforest Now Emits More Greenhouse Gases Than It Absorbs|url=https://www.smithsonianmag.com/smart-news/amazon-rainforest-now-emits-more-greenhouse-gases-it-absorbs-180977347/|access-date=April 8, 2021|website=Smithsonian Magazine|language=en|archive-date=April 7, 2021|archive-url=https://web.archive.org/web/20210407182526/https://www.smithsonianmag.com/smart-news/amazon-rainforest-now-emits-more-greenhouse-gases-it-absorbs-180977347/|url-status=live}} Though often referenced as producing more than a quarter of the Earth's oxygen, this often stated, but misused statistic actually refers to oxygen turnover. The net contribution of the ecosystem is approximately zero.{{cite web|last=Katarina|first=Zimmer|date=August 28, 2019|title=Why the Amazon doesn't really produce 20% of the world's oxygen|url=https://www.nationalgeographic.com/environment/article/why-amazon-doesnt-produce-20-percent-worlds-oxygen|url-status=dead|access-date=October 8, 2021|website=National Geographic|archive-url=https://web.archive.org/web/20210218183525/https://www.nationalgeographic.com/environment/article/why-amazon-doesnt-produce-20-percent-worlds-oxygen |archive-date=February 18, 2021 }}

File:Fig 2.4.6 Tipping cascades in the Amazon rainforest..png

One computer model of future climate change caused by greenhouse gas emissions shows that the Amazon rainforest could become unsustainable under conditions of severely reduced rainfall and increased temperatures, leading to an almost complete loss of rainforest cover in the basin by 2100.,Cox, Betts, Jones, Spall and Totterdell. 2000. [http://www.nature.com/uidfinder/10.1038/35041539 "Acceleration of global warming due to carbon-cycle feedbacks in a coupled climate model"] {{Webarchive|url=https://web.archive.org/web/20200818070528/https://www.nature.com/articles/35041539 |date=August 18, 2020 }}. Nature, November 9, 2000. (subscription required)Radford, T. 2002. [https://www.theguardian.com/climatechange/story/0,,782526,00.html "World may be warming up even faster"] {{Webarchive|url=https://web.archive.org/web/20200818070522/https://www.theguardian.com/environment/2000/nov/09/weather.climatechange1 |date=August 18, 2020 }}. The Guardian. and severe economic, natural capital and ecosystem services impacts of not averting the tipping point.{{Cite journal |last1=Banerjee |first1=Onil |last2=Cicowiez |first2=Martin |last3=Macedo |first3=Marcia N |last4=Malek |first4=Žiga |last5=Verburg |first5=Peter H |last6=Goodwin |first6=Sean |last7=Vargas |first7=Renato |last8=Rattis |first8=Ludmila |last9=Bagstad |first9=Kenneth J |last10=Brando |first10=Paulo M |last11=Coe |first11=Michael T |last12=Neill |first12=Christopher |last13=Marti |first13=Octavio Damiani |last14=Murillo |first14=Josué Ávila |date=December 1, 2022 |title=Can we avert an Amazon tipping point? The economic and environmental costs |journal=Environmental Research Letters |language=en |volume=17 |issue=12 |pages=125005 |doi=10.1088/1748-9326/aca3b8 |bibcode=2022ERL....17l5005B |s2cid=253666282 |issn=1748-9326|doi-access=free |hdl=1871.1/949d3af3-f463-40cc-90ab-1f9ff3060125 |hdl-access=free }} However, simulations of Amazon basin climate change across many different models are not consistent in their estimation of any rainfall response, ranging from weak increases to strong decreases.Houghton, J.T. et al. 2001. [http://www.grida.no/climate/ipcc_tar/wg1/384.htm "Climate Change 2001: The Scientific Basis"] {{webarchive|url=https://web.archive.org/web/20060507133759/http://www.grida.no/climate/ipcc_tar/wg1/384.htm |date=May 7, 2006 }}. Intergovernmental Panel on Climate Change. The result indicates that the rainforest could be threatened through the 21st century by climate change in addition to deforestation.

File:Tatiana Espinosa Shihuahuaco1.jpg tree in the Peruvian Amazonia]]

In 1989, environmentalist C.M. Peters and two colleagues stated there is economic as well as biological incentive to protecting the rainforest. One hectare in the Peruvian Amazon has been calculated to have a value of $6820 if intact forest is sustainably harvested for fruits, latex, and timber; $1000 if clear-cut for commercial timber (not sustainably harvested); or $148 if used as cattle pasture.{{cite journal

| last1=Peters | first1=C.M.

| last2=Gentry |first2=A.H. |last3=Mendelsohn |first3=R.O.

| title=Valuation of an Amazonian forest

| journal=Nature | year=1989 | volume=339

| pages=656–657

| doi=10.1038/339655a0 | issue=6227|bibcode = 1989Natur.339..655P| s2cid=4338510

}}

File:Isolierte-Völker.png, around the start of the 21st century]]

As indigenous territories continue to be destroyed by deforestation and ecocide (such as in the Peruvian Amazon),Dean, Bartholomew. (2003) State Power and Indigenous Peoples in Peruvian Amazonia: A Lost Decade, 1990–2000. In The Politics of Ethnicity Indigenous Peoples in Latin American States David Maybury-Lewis, Ed. Harvard University Press indigenous peoples' rainforest communities continue to disappear, while others, like the Urarina continue to struggle to fight for their cultural survival and the fate of their forested territories. Meanwhile, the relationship between non-human primates in the subsistence and symbolism of indigenous lowland South American peoples has gained increased attention, as have ethno-biology and community-based conservation efforts.

From 2002 to 2006, the conserved land in the Amazon rainforest almost tripled and deforestation rates dropped up to 60%. About {{convert|1000000|km2|acre|abbr=on}} have been put onto some sort of conservation, which adds up to a current amount of {{convert|1730000|km2|acre|abbr=on}}.{{cite journal

|last = Cormier

|first = L.

|title = A Preliminary Review of Neotropical Primates in the Subsistence and Symbolism of Indigenous Lowland South American Peoples

|journal = Ecological and Environmental Anthropology

|date = April 16, 2006

|volume = 2

|issue = 1

|pages = 14–32

|url = http://eea.anthro.uga.edu/index.php/eea/article/view/10/11

|access-date = September 4, 2008

|url-status = dead

|archive-url = https://web.archive.org/web/20081221153337/http://eea.anthro.uga.edu/index.php/eea/article/view/10/11

|archive-date = December 21, 2008

|df = mdy-all

}}

In April 2019, the Ecuadorian court stopped oil exploration activities in {{convert|180000|ha|acre}} of the Amazon rainforest.{{cite news |title=Ecuador Amazon tribe win first victory against oil companies |url=https://www.devdiscourse.com/article/business/494283-ecuador-amazon-tribe-win-first-victory-against-oil-companies |access-date=April 28, 2019 |agency=Devdiscourse |date=April 27, 2019 |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725042930/https://www.devdiscourse.com/article/business/494283-ecuador-amazon-tribe-win-first-victory-against-oil-companies |url-status=live }}

In July 2019, the Ecuadorian court forbade the government to sell territory with forests to oil companies.{{cite news |title=Ecuador court rules Amazon rainforest can't be sold to oil companies |url=https://www.newshub.co.nz/home/world/2019/07/ecuador-court-rules-amazon-rainforest-can-t-be-sold-to-oil-companies.html |access-date=July 19, 2019 |agency=Reuters |publisher=Newshub |date=July 13, 2019 |archive-url=https://web.archive.org/web/20190719104649/https://www.newshub.co.nz/home/world/2019/07/ecuador-court-rules-amazon-rainforest-can-t-be-sold-to-oil-companies.html |archive-date=July 19, 2019 |url-status=dead }}

In September 2019, the US and Brazil agreed to promote private-sector development in the Amazon. They also pledged a $100m biodiversity conservation fund for the Amazon led by the private sector. Brazil's foreign minister stated that opening the rainforest to economic development was the only way to protect it.{{Cite news|url=https://www.bbc.com/news/world-latin-america-49694516?intlink_from_url=https%3A%2F%2Fwww.bbc.com%2Fnews%2Fworld%2Flatin_america&link_location=live-reporting-story|title=US and Brazil agree to Amazon development|date=September 14, 2019|work=BBC|access-date=September 15, 2020|archive-date=March 7, 2021|archive-url=https://web.archive.org/web/20210307210521/https://www.bbc.com/news/world-latin-america-49694516?intlink_from_url=https%3A%2F%2Fwww.bbc.com%2Fnews%2Fworld%2Flatin_america&link_location=live-reporting-story|url-status=live}}

File:Greenhouse Gas by Sector.png|Anthropogenic emission of greenhouse gases broken down by sector for the year 2000.

File:September Smoke Over the Amazon from 2005-2008.png|Aerosols over the Amazon each September for four burning seasons (2005 through 2008). The aerosol scale (yellow to dark reddish-brown) indicates the relative amount of particles that absorb sunlight.

File:Roots by cesarpb.jpg|Aerial roots of red mangrove on an Amazonian river.

File:Climate change disturbances of rainforests infographic.jpg|Climate change disturbances of rainforests.

{{clear}}

A 2009 study found that a 4 °C rise (above pre-industrial levels) in global temperatures by 2100 would kill 85% of the Amazon rainforest while a temperature rise of 3 °C would kill some 75% of the Amazon.{{cite news|url=https://www.theguardian.com/environment/2009/mar/11/amazon-global-warming-trees|title=Amazon could shrink by 85% due to climate change, scientists say|author=David Adam|newspaper=The Guardian|date=March 11, 2009|access-date=December 11, 2016|archive-date=April 14, 2020|archive-url=https://web.archive.org/web/20200414073639/https://www.theguardian.com/environment/2009/mar/11/amazon-global-warming-trees|url-status=live}}

File:Parc amazonien de Guyane, une balade à Saül.jpg in French Guiana]]

A new study by an international team of environmental scientists in the Brazilian Amazon shows that protection of freshwater biodiversity can be increased by up to 600% through integrated freshwater-terrestrial planning

.{{cite journal

|doi = 10.1126/science.aba7580

|volume = 370

|issue = 6512

|title = Integrated terrestrial-freshwater planning doubles conservation of tropical aquatic species

|year = 2020

|journal = Science

|pages = 117–121

|last = Leal

|first = C.G.

|author2 = Lennox, G.D.

|author3 = Ferraz, S.F.B.

|author4 = Ferreira, J.

|author5 = Gardner, T.A.

|author6 = Thomson, J.R.

|author7 = Berenguer, E.

|author8 = Lees, A.C.

|author9 = Hughes, R.M.

|author10 = MackNally, R.

|author11 = Aragão, L.E.O.C.

|author12 = Brito, J.G.

|author13 = Castello, L.

|author14 = Garret, R.D.

|author15 = Hamada, N.

|author16 = Juen, L.

|author17 = Leitão, R.P.

|author18 = Louzada, J.

|author19 = Morello, T.M.

|author20 = Moura, N.G.

|author21 = Nessimian, J.L.

|author22 = Oliveira-Junior, J.M.B.

|author23 = Oliveira, V.H.F.

|author24 = Oliveira, V.C.

|author25 = Parry, L.

|author26 = Pompeu, P.S.

|author27 = Solar, R.R.C.

|author28 = Zuanon, J.

|author29 = Barlow, J.

|pmid = 33004520

|bibcode = 2020Sci...370..117L

|s2cid = 222080850

|url = https://e-space.mmu.ac.uk/626622/3/Leal%20%26%20Lennox%20et%20al.%2C%202020_Science.pdf

|archive-url = https://web.archive.org/web/20210715165024/https://e-space.mmu.ac.uk/626622/3/Leal%20%26%20Lennox%20et%20al.%2C%202020_Science.pdf

|url-status = dead

|archive-date = July 15, 2021

}}

Deforestation in the Amazon rainforest region has a negative impact on local climate.{{Cite journal|last1=Lovejoy|first1=Thomas E.|last2=Nobre|first2=Carlos|date=December 20, 2019|title=Amazon tipping point: Last chance for action|journal=Science Advances|language=en|volume=5|issue=12|pages=eaba2949|doi=10.1126/sciadv.aba2949|pmid=32064324|pmc=6989302|bibcode=2019SciA....5A2949L|issn=2375-2548}} It was one of the main causes of the severe drought of 2014–2015 in Brazil.{{cite news |last1=Watts |first1=Jonathan |title=The Amazon effect: how deforestation is starving São Paulo of water |url=https://www.theguardian.com/cities/2017/nov/28/sao-paulo-water-amazon-deforestation |access-date=November 8, 2018 |agency=The Guardian |date=November 28, 2017 |archive-date=June 7, 2020 |archive-url=https://web.archive.org/web/20200607095413/https://www.theguardian.com/cities/2017/nov/28/sao-paulo-water-amazon-deforestation |url-status=live }}{{cite news |last1=Verchot |first1=Louis |title=The science is clear: Forest loss behind Brazil's drought |url=https://forestsnews.cifor.org/26559/the-science-is-clear-forest-loss-behind-brazils-drought?fnl=en |access-date=November 8, 2018 |agency=Center for International Forestry Research (CIFOR) |date=January 29, 2015 |archive-date=August 9, 2020 |archive-url=https://web.archive.org/web/20200809145533/https://forestsnews.cifor.org/26559/the-science-is-clear-forest-loss-behind-brazils-drought?fnl=en |url-status=live }} This is because the moisture from the forests is important to the rainfall in Brazil, Paraguay and Argentina. Half of the rainfall in the Amazon area is produced by the forests.{{cite journal |last1=E. Lovejoy |first1=Thomas |last2=Nobre |first2=Carlos |title=Amazon Tipping Point |journal=Science Advances |volume=4 |issue=2 |pages=eaat2340 |date=February 21, 2018|doi=10.1126/sciadv.aat2340 |pmid=29492460 |pmc=5821491 |bibcode=2018SciA....4.2340L }}

Results of a 2021 scientific synthesis indicate that, in terms of global warming, the Amazon basin with the Amazon rainforest is currently emitting more greenhouse gases than it absorbs overall. Climate change impacts and human activities in the area – mainly wildfires, current land-use and deforestation – are causing a release of forcing agents that likely result in a net warming effect.{{cite news |last1=Fox |first1=Alex |title=The Amazon Rainforest Now Emits More Greenhouse Gases Than It Absorbs |url=https://www.smithsonianmag.com/smart-news/amazon-rainforest-now-emits-more-greenhouse-gases-it-absorbs-180977347/ |access-date=April 19, 2021 |work=Smithsonian Magazine |language=en |archive-date=April 7, 2021 |archive-url=https://web.archive.org/web/20210407182526/https://www.smithsonianmag.com/smart-news/amazon-rainforest-now-emits-more-greenhouse-gases-it-absorbs-180977347/ |url-status=live }}{{cite journal |last1=Covey |first1=Kristofer |last2=Soper |first2=Fiona |last3=Pangala |first3=Sunitha |last4=Bernardino |first4=Angelo |last5=Pagliaro |first5=Zoe |last6=Basso |first6=Luana |last7=Cassol |first7=Henrique |last8=Fearnside |first8=Philip |last9=Navarrete |first9=Diego |last10=Novoa |first10=Sidney |last11=Sawakuchi |first11=Henrique |last12=Lovejoy |first12=Thomas |last13=Marengo |first13=Jose |last14=Peres |first14=Carlos A. |last15=Baillie |first15=Jonathan |last16=Bernasconi |first16=Paula |last17=Camargo |first17=Jose |last18=Freitas |first18=Carolina |last19=Hoffman |first19=Bruce |last20=Nardoto |first20=Gabriela B. |last21=Nobre |first21=Ismael |last22=Mayorga |first22=Juan |last23=Mesquita |first23=Rita |last24=Pavan |first24=Silvia |last25=Pinto |first25=Flavia |last26=Rocha |first26=Flavia |last27=de Assis Mello |first27=Ricardo |last28=Thuault |first28=Alice |last29=Bahl |first29=Alexis Anne |last30=Elmore |first30=Aurora |title=Carbon and Beyond: The Biogeochemistry of Climate in a Rapidly Changing Amazon |journal=Frontiers in Forests and Global Change |date=2021 |volume=4 |doi=10.3389/ffgc.2021.618401 |language=English |issn=2624-893X|doi-access=free |bibcode=2021FrFGC...4.8401C }} 50px Available under [https://creativecommons.org/licenses/by/4.0/ CC BY 4.0] {{Webarchive|url=https://web.archive.org/web/20171016050101/https://creativecommons.org/licenses/by/4.0/ |date=October 16, 2017 }}.{{Cite journal|last1=Gatti|first1=Luciana V.|last2=Basso|first2=Luana S.|last3=Miller|first3=John B.|last4=Gloor|first4=Manuel|last5=Gatti Domingues|first5=Lucas|last6=Cassol|first6=Henrique L. G.|last7=Tejada|first7=Graciela|last8=Aragão|first8=Luiz E. O. C.|last9=Nobre|first9=Carlos|last10=Peters|first10=Wouter|last11=Marani|first11=Luciano|date=July 14, 2021|title=Amazonia as a carbon source linked to deforestation and climate change|url=https://www.nature.com/articles/s41586-021-03629-6.epdf?sharing_token=0FcY3D6RaS_tG4622ion3tRgN0jAjWel9jnR3ZoTv0NILaci0q8CXtVe4JKM-xF0Z0ZQpmJpnpSclAjJeIV-vCjviXK_Mb9hvvU5C3CiJVgu82-RGuHR01gFiQZAVMzDCCxiRyvlh0MBQxTvGN2oHmf2jIOC7MEEGXrOPGIblsh57v9qXkkZbM7U0OH8zbdQ4jnVO1zD9R1jeDcUVBS22YVLkjWEvC5vrNMdQ416fmEBL9kIHYs2ptVibFKXLxEuh-TQ08w-QGSFzN6221Kggm4Ngq99mCNu9_3gTJ1mt5YT-rKwCvQjF7IgIDBHYq04AkEhNTSdppy_K8t7xpkc2A==&tracking_referrer=www.theguardian.com|journal=Nature|language=en|volume=595|issue=7867|pages=388–393|doi=10.1038/s41586-021-03629-6|pmid=34262208|bibcode=2021Natur.595..388G|s2cid=235906356|issn=0028-0836|access-date=July 15, 2021|archive-date=July 15, 2021|archive-url=https://web.archive.org/web/20210715081546/https://www.nature.com/articles/s41586-021-03629-6.epdf?sharing_token=0FcY3D6RaS_tG4622ion3tRgN0jAjWel9jnR3ZoTv0NILaci0q8CXtVe4JKM-xF0Z0ZQpmJpnpSclAjJeIV-vCjviXK_Mb9hvvU5C3CiJVgu82-RGuHR01gFiQZAVMzDCCxiRyvlh0MBQxTvGN2oHmf2jIOC7MEEGXrOPGIblsh57v9qXkkZbM7U0OH8zbdQ4jnVO1zD9R1jeDcUVBS22YVLkjWEvC5vrNMdQ416fmEBL9kIHYs2ptVibFKXLxEuh-TQ08w-QGSFzN6221Kggm4Ngq99mCNu9_3gTJ1mt5YT-rKwCvQjF7IgIDBHYq04AkEhNTSdppy_K8t7xpkc2A==&tracking_referrer=www.theguardian.com|url-status=live}}

In 2022 the supreme court of Ecuador decided that ""under no circumstances can a project be carried out that generates excessive sacrifices to the collective rights of communities and nature." It also required the government to respect the opinion of Indigenous peoples of the Americas about different industrial projects on their land. Advocates of the decision argue that it will have consequences far beyond Ecuador. In general, ecosystems are in better shape when indigenous peoples own or manage the land.{{cite news |last1=Einhorn |first1=Catrin |title=Ecuador Court Gives Indigenous Groups a Boost in Mining and Drilling Disputes |work=The New York Times |url=https://www.nytimes.com/2022/02/04/climate/ecuador-indigenous-constitutional-court.html |access-date=February 6, 2022 |agency=The New York Times |date=February 4, 2022 |archive-date=February 6, 2022 |archive-url=https://web.archive.org/web/20220206102216/https://www.nytimes.com/2022/02/04/climate/ecuador-indigenous-constitutional-court.html |url-status=live }}

Due to the conservation policies of Luiz Inácio Lula da Silva in the first 10 months of 2023 deforestation in the Brazilian Amazon decreased by around 50% compared to the same period in 2022. This was despite a severe drought, one of the worst on record, that exacerbated the situation. Climate change, El Nino, deforestation increases the likelihood of drought condition in the Amazon.{{cite web |title=Deforestation in the Brazilian Amazon falls 22% in 2023 |url=https://news.mongabay.com/2023/11/deforestation-in-the-brazilian-amazon-falls-22-in-2023/ |website=Mongabay |date=November 11, 2023 |access-date=November 13, 2023}}

According to Amazon Conservation's MAAP forest monitoring program, the deforestation rate in the Amazon from the January 1 to November 8, 2023, decreased by 56% in comparison to the same period in 2022. The main cause is the decline in deforestation rate in Brazil, due to the government's policies, while Columbia, Peru and Bolivia also reduced deforestation.{{cite web |last1=Spring |first1=Jake |title=Climate boost: 2023 Amazon deforestation drops 55.8%, study finds |url=https://www.mynrination.com/brazil/2023/11/29/climate-boost-2023-amazon-deforestation-drops-558-study-finds |website=The NRI Nation |date=November 29, 2023 |publisher=Reuters |access-date=December 3, 2023}}

In January 2024 published data showed a 50% decline in deforestation rate in the Amazon rainforest and 43% rise in vegetation loss in the neighbor Cerrado during the year of 2023 in comparison to 2022. Both biomes together lose 12,980 km², 18% less than in 2022.{{cite web |title=Deforestation in Brazilian Amazon halved in 2023 |url=https://phys.org/news/2024-01-deforestation-brazilian-amazon-halved.html |website=Phys.org |access-date=January 9, 2024}}

=Remote sensing=

{{See also|Environmental monitoring|Environmental management system|Unmanned aerial vehicle}}

File:Afternoon Clouds over the Amazon Rainforest.jpg interact to create a uniform layer of "popcorn-shaped" cumulus clouds.]]

The use of remotely sensed data is dramatically improving conservationists' knowledge of the Amazon basin. Given the objectivity and lowered costs of satellite-based land cover and -change analysis, it appears likely that remote sensing technology will be an integral part of assessing the extents, locations and damage of deforestation in the basin.{{cite journal

|author1 = Wynne, R.H.

|author2 = Joseph, K.A.

|author3 = Browder, J.O.

|author4 = Summers, P.M.

|title = A Preliminary Review of Neotropical Primates in the Subsistence and Symbolism of Indigenous Lowland South American Peoples

|journal = International Journal of Remote Sensing

|year = 2007

|volume = 28

|issue = 6

|pages = 1299–1315

|url = http://eea.anthro.uga.edu/index.php/eea/article/viewArticle/23

|access-date = September 4, 2008

|doi = 10.1080/01431160600928609

|bibcode = 2007IJRS...28.1299W

|s2cid = 128603494

|url-status = dead

|archive-url = https://web.archive.org/web/20081221153625/http://eea.anthro.uga.edu/index.php/eea/article/viewArticle/23

|archive-date = December 21, 2008

|df = mdy-all

}} Furthermore, remote sensing is the best and perhaps only possible way to study the Amazon on a large scale.{{cite journal

| last=Asner | first=Gregory P.

| author2=Knapp, David E.|author3= Cooper, Amanda N.|author4= Bustamante, Mercedes M.C.|author5= Olander, Lydia P.|author-link5=Lydia Olander

| s2cid=31023189

| title=Ecosystem Structure throughout the Brazilian Amazon from Landsat Observations and Automated Spectral Unmixing

| journal=Earth Interactions |date=June 2005

| volume=9 | issue=1 | pages=1–31 | doi=10.1175/EI134.1 |bibcode = 2005EaInt...9g...1A| doi-access=free}}

The use of remote sensing for the conservation of the Amazon is also being used by the indigenous tribes of the basin to protect their tribal lands from commercial interests. Using handheld GPS devices and programs like Google Earth, members of the Trio Tribe, who live in the rainforests of southern Suriname, map out their ancestral lands to help strengthen their territorial claims.{{Cite magazine |last=Isaacson |first=Andy |title=With the Help of GPS, Amazonian Tribes Reclaim the Rain Forest |language=en-US |magazine=Wired |url=https://www.wired.com/2007/11/ps-amazon/ |access-date=August 11, 2023 |issn=1059-1028}} Currently, most tribes in the Amazon do not have clearly defined boundaries, making it easier for commercial ventures to target their territories.

To accurately map the Amazon's biomass and subsequent carbon-related emissions, the classification of tree growth stages within different parts of the forest is crucial. In 2006, Tatiana Kuplich organized the trees of the Amazon into four categories: mature forest, regenerating forest [less than three years], regenerating forest [between three and five years of regrowth], and regenerating forest [eleven to eighteen years of continued development].{{cite journal |last=Kuplich |first=Tatiana M. |title=Classifying regenerating forest stages in Amazônia using remotely sensed images and a neural network |journal=Forest Ecology and Management |date=October 2006 |volume=234 |issue=1–3 |pages=1–9 |doi=10.1016/j.foreco.2006.05.066|bibcode=2006ForEM.234....1K }} The researcher used a combination of synthetic aperture radar (SAR) and Thematic Mapper (TM) to accurately place the different portions of the Amazon into one of the four classifications.

={{visible anchor|Impact of early 21st-century Amazon droughts|Impact_of_early_21st_century_Amazon_droughts}}=

In 2005, parts of the Amazon basin experienced the worst drought in one hundred years,{{cite web|url=http://www.ens-newswire.com/ens/oct2005/2005-10-24-05.asp|title=Amazon Drought Worst in 100 Years|website=www.ens-newswire.com|access-date=July 25, 2006|archive-date=November 15, 2019|archive-url=https://web.archive.org/web/20191115094341/http://www.ens-newswire.com/ens/oct2005/2005-10-24-05.asp|url-status=dead}} and there were indications that 2006 may have been a second successive year of drought.[https://www.theguardian.com/world/2006/jul/17/brazil.topstories3 Drought Threatens Amazon Basin – Extreme conditions felt for second year running] {{Webarchive|url=https://web.archive.org/web/20200511043155/https://www.theguardian.com/world/2006/jul/17/brazil.topstories3 |date=May 11, 2020 }}, Paul Brown, The Guardian, July 16, 2006. Retrieved August 23, 2014 A 2006 article in the UK newspaper The Independent reported the Woods Hole Research Center results, showing that the forest in its present form could survive only three years of drought.[http://news.independent.co.uk/environment/article1191932.ece "Amazon rainforest 'could become a desert'"] {{webarchive|url=https://web.archive.org/web/20060806024937/http://news.independent.co.uk/environment/article1191932.ece |date=August 6, 2006 }}, The Independent, July 23, 2006. Retrieved September 28, 2006.[https://www.independent.co.uk/environment/dying-forest-one-year-to-save-the-amazon-408926.html "Dying Forest: One year to save the Amazon"] {{Webarchive|url=https://web.archive.org/web/20150925030042/http://www.independent.co.uk/environment/dying-forest-one-year-to-save-the-amazon-408926.html |date=September 25, 2015 }}, The Independent, July 23, 2006. Retrieved August 23, 2014. Scientists at the Brazilian National Institute of Amazonian Research argued in the article that this drought response, coupled with the effects of deforestation on regional climate, are pushing the rainforest towards a "tipping point" where it would irreversibly start to die.{{Cite journal|last1=Nobre|first1=Carlos|last2=Lovejoy|first2=Thomas E.|date=February 1, 2018|title=Amazon Tipping Point|journal=Science Advances|language=en|volume=4|issue=2|pages=eaat2340|doi=10.1126/sciadv.aat2340|pmid=29492460|issn=2375-2548|doi-access=free|pmc=5821491|bibcode=2018SciA....4.2340L}} It concluded that the forest is on the brink of{{Vague|date=August 2019}} being turned into savanna or desert, with catastrophic consequences for the world's climate.{{Citation needed|date=August 2019}} A study published in Nature Communications in October 2020 found that about 40% of the Amazon rainforest is at risk of becoming a savanna-like ecosystem due to reduced rainfall.{{cite web|last=Stockholm Resilience Centre|date=October 5, 2020|title=40% of Amazon could now exist as rainforest or savanna-like ecosystems|url=https://phys.org/news/2020-10-amazon-rainforest-savanna-like-ecosystems.html|access-date=October 6, 2020|website=phys.org|language=en|archive-date=October 8, 2020|archive-url=https://web.archive.org/web/20201008021742/https://phys.org/news/2020-10-amazon-rainforest-savanna-like-ecosystems.html|url-status=live}} A study published in Nature climate change provided direct empirical evidence that more than three-quarters of the Amazon rainforest has been losing resilience since the early 2000s, risking dieback with profound implications for biodiversity, carbon storage and climate change at a global scale.{{Cite journal |last1=Boulton |first1=Chris A. |last2=Lenton |first2=Timothy M. |last3=Boers |first3=Niklas |date=March 7, 2022 |title=Pronounced loss of Amazon rainforest resilience since the early 2000s |journal=Nature Climate Change |volume=12 |issue=3 |language=en |pages=271–278 |doi=10.1038/s41558-022-01287-8 |bibcode=2022NatCC..12..271B |s2cid=247255222 |issn=1758-6798 |doi-access=free }}

According to the World Wide Fund for Nature, the combination of climate change and deforestation increases the drying effect of dead trees that fuels forest fires.[http://wwf.panda.org/wwf_news/?64220 "Climate change a threat to Amazon rainforest, warns WWF"] {{Webarchive|url=https://web.archive.org/web/20200614231510/https://wwf.panda.org/wwf_news/?64220 |date=June 14, 2020 }}, World Wide Fund for Nature, March 22, 2006. Retrieved August 23, 2014.

In 2010, the Amazon rainforest experienced another severe drought, in some ways more extreme than the 2005 drought. The affected region was approximately {{convert|1160000|sqmi|km2|order=flip|abbr=on}} of rainforest, compared with {{convert|734000|sqmi|km2|order=flip|abbr=on}} in 2005. The 2010 drought had three epicenters where vegetation died off, whereas in 2005, the drought was focused on the southwestern part. The findings were published in the journal Science. In a typical year, the Amazon absorbs 1.5 gigatons of carbon dioxide; during 2005 instead 5 gigatons were released and in 2010 8 gigatons were released.[http://www.bitsofscience.org/2010-amazon-drought-record-866/ 2010 Amazon drought record: 8 Gt extra CO2] {{Webarchive|url=https://web.archive.org/web/20190327191653/http://www.bitsofscience.org/2010-amazon-drought-record-866/ |date=March 27, 2019 }}, Rolf Schuttenhelm, Bits Of Science, February 4, 2011. Retrieved August 23, 2014[https://www.bbc.co.uk/news/science-environment-12362111 "Amazon drought 'severe' in 2010, raising warming fears"] {{Webarchive|url=https://web.archive.org/web/20160415150019/http://www.bbc.co.uk/news/science-environment-12362111 |date=April 15, 2016 }}, BBC News, February 3, 2011. Retrieved August 23, 2014 Additional severe droughts occurred in 2010, 2015, and 2016.{{cite news|url=https://www.theguardian.com/environment/climate-consensus-97-per-cent/2017/aug/03/study-finds-human-influence-in-the-amazons-third-1-in-100-year-drought-since-2005|title=Study finds human influence in the Amazon's third 1-in-100 year drought since 2005|first=John|last=Abraham|date=August 3, 2017|newspaper=The Guardian|access-date=August 8, 2017|archive-date=October 31, 2019|archive-url=https://web.archive.org/web/20191031142034/https://www.theguardian.com/environment/climate-consensus-97-per-cent/2017/aug/03/study-finds-human-influence-in-the-amazons-third-1-in-100-year-drought-since-2005|url-status=live}}

In 2019 Brazil's protections of the Amazon rainforest were slashed, resulting in a severe loss of trees.{{cite news |last1=Casado |first1=Letícia |last2=Londoño |first2=Ernesto |title=Under Brazil's Far Right Leader, Amazon Protections Slashed and Forests Fall |url=https://www.nytimes.com/2019/07/28/world/americas/brazil-deforestation-amazon-bolsonaro.html?campaign_id=61&instance_id=0&segment_id=15631&user_id=579ae23cfcbd75c9aac87cb571cc201c®i_id=72995439&emc=edit_ts_20190728ries |website=The New York Times |access-date=July 28, 2019 |date=July 28, 2019 |archive-date=August 18, 2020 |archive-url=https://web.archive.org/web/20200818072726/https://www.nytimes.com/2019/07/28/world/americas/brazil-deforestation-amazon-bolsonaro.html?campaign_id=61&instance_id=0&segment_id=15631&user_id=579ae23cfcbd75c9aac87cb571cc201c®i_id=72995439&emc=edit_ts_20190728ries%2F |url-status=live }} According to Brazil's National Institute for Space Research (INPE), deforestation in the Brazilian Amazon rose more than 50% in the first three months of 2020 compared to the same three-month period in 2019.{{cite news |title=Scientists fear deforestation, fires and Covid-19 could create a 'perfect storm' in the Amazon |url=https://edition.cnn.com/2020/06/19/americas/amazon-fires-deforestation-rise-covid/index.html |publisher=CNN |date=June 19, 2020 |access-date=June 20, 2020 |archive-date=July 25, 2020 |archive-url=https://web.archive.org/web/20200725065013/https://edition.cnn.com/2020/06/19/americas/amazon-fires-deforestation-rise-covid/index.html |url-status=live }}

In 2020, a 17 percent rise was noted in the Amazon wildfires, marking the worst start to the fire season in a decade. The first 10 days of August 2020 witnessed 10,136 fires. An analysis of the government figures reflected 81 per cent increase in fires in federal reserves, in comparison with the same period in 2019.{{cite web|url=https://www.theguardian.com/environment/2020/aug/13/brazil-experiences-worst-start-to-amazon-fire-season-for-10-years|title=Brazil experiences worst start to Amazon fire season for 10 years|access-date=August 13, 2020|website=The Guardian|date=August 13, 2020|archive-date=August 14, 2020|archive-url=https://web.archive.org/web/20200814012622/https://www.theguardian.com/environment/2020/aug/13/brazil-experiences-worst-start-to-amazon-fire-season-for-10-years|url-status=live}} However, President Jair Bolsonaro turned down the existence of fires, calling it a "lie", despite the data produced by his own government.{{cite news|url=https://www.reuters.com/article/us-brazil-environment-fires/brazils-bolsonaro-calls-surging-amazon-fires-a-lie-idUSKCN2572WB|title=Brazil's Bolsonaro calls surging Amazon fires a 'lie'|access-date=August 11, 2020|website=Reuters|date=August 11, 2020|archive-date=August 12, 2020|archive-url=https://web.archive.org/web/20200812062637/https://www.reuters.com/article/us-brazil-environment-fires/brazils-bolsonaro-calls-surging-amazon-fires-a-lie-idUSKCN2572WB|url-status=live}} Satellites in September recorded 32,017 hotspots in the world's largest rainforest, a 61% rise from the same month in 2019.{{cite web|date=October 1, 2020|title=Brazil's Amazon rainforest suffers worst fires in a decade|url=http://www.theguardian.com/environment/2020/oct/01/brazil-amazon-rainforest-worst-fires-in-decade|access-date=October 2, 2020|website=The Guardian|language=en|archive-date=October 2, 2020|archive-url=https://web.archive.org/web/20201002190542/https://www.theguardian.com/environment/2020/oct/01/brazil-amazon-rainforest-worst-fires-in-decade|url-status=live}} In addition, October saw a huge surge in the number of hotspots in the forest (more than 17,000 fires are burning in the Amazon's rainforest) – with more than double the amount detected in the same month last year.{{cite web|title=Campaigners' anger after huge surge in rainforest blazes|url=https://news.sky.com/story/campaigners-anger-after-huge-surge-in-rainforest-blazes-12121596|access-date=November 5, 2020|website=Sky News|language=en|archive-date=November 7, 2020|archive-url=https://web.archive.org/web/20201107223208/https://news.sky.com/story/campaigners-anger-after-huge-surge-in-rainforest-blazes-12121596|url-status=live}}

= Possibility of forest-friendly economy =

In 2023 the World Bank, published a report named: "A Balancing Act for Brazil's Amazonian States: An Economic Memorandum". The report stating that economic losses due to deforestation in Brazil could reach around 317 billion dollars per year, approximately 7 times higher in comparison to the cost of all commodities produced through deforestation, proposed non-deforestation based economic program in the region of the Amazon rainforest.{{cite web |title=World Bank: Brazil faces $317 billion in annual losses to Amazon deforestation |url=https://8point9.com/world-bank-brazil-faces-317-billion-in-annual-losses-to-amazon-deforestation#:~:text=BRAZIL%20could%20face%20losses%20of,commodities%20taken%20from%20the%20rainforests. |website=8.9ha. | date=May 24, 2023 |publisher=World Bank |access-date=May 30, 2023}}{{cite book |title="A Balancing Act for Brazil's Amazonian States: An Economic Memorandum." Executive Summary booklet. |date=2023 |publisher=The World Bank |url=https://openknowledge.worldbank.org/server/api/core/bitstreams/1f668cc8-747d-44c8-aedc-825d3dd98884/content |access-date=May 30, 2023}}

File:Silvopasture.jpg

Silvopasture (integrating trees, forage and grazing) can help to stop deforestation in the region.{{cite web |title=Silvopasture could tackle Colombian Amazon's high deforestation rates and help achieve COP26 targets |url=https://phys.org/news/2021-12-silvopasture-tackle-colombian-amazon-high.html |website=Phys.org |publisher=University of Bristol |access-date=May 30, 2023}}

According to WWF, ecotourism could help the Amazon to reduce deforestation and climate change. Ecotourism is currently still little practiced in the Amazon, partly due to lack of information about places where implementation is possible. Ecotourism is a sector that can also be taken up by the Indigenous community in the Amazon as a source of income and revenue. An ecotourism project in the Brazilian section of the rainforest had been under consideration by Brazil's State Secretary for the Environment and Sustainable Development in 2009, along the Aripuanã River, in the Aripuanã Sustainable Development Reserve.{{cite web| url = https://wwf.panda.org/?unewsID=159321| title = Ecotourism could help the Amazon reduce deforestation and handle climate change| access-date = May 18, 2021| archive-date = May 18, 2021| archive-url = https://web.archive.org/web/20210518170422/https://wwf.panda.org/?unewsID=159321| url-status = live}} Also, some community-based ecotourism exists in the Mamirauá Sustainable Development Reserve.{{cite web|url=https://www.researchgate.net/publication/315565318 |title=Community-Based Ecotourism in the Mamirauá Reserve: evaluation of product quality and reflections regarding the economic and financial feasibility of the activity |date= |accessdate=March 19, 2022}} Ecotourism is also practiced in the Peruvian section of the rainforest. A few ecolodges are for instance present between Cusco and Madre de Dios.{{cite web| url = https://www.amazonconservation.org/visit-the-amazon/our-ecolodges/| title = Our ecolodges| access-date = May 18, 2021| archive-date = May 18, 2021| archive-url = https://web.archive.org/web/20210518170423/https://www.amazonconservation.org/visit-the-amazon/our-ecolodges/| url-status = live}}

In May 2023 Brazil's bank federation decided to implement a new sustainability standard demanding from meatpackers to ensure their meat is not coming from illegally deforested area. Credits will not be given to those who will not meet the new standards. The decision came after the European Union decides to implement regulations to stop deforestation. Brazil beef exporters, said the standard is not just because it is not applied to land owners.{{cite web |last1=FREITAS |first1=TATIANA |title=Brazilian banks are denying credit to meatpackers that deal in beef illegally raised in the Amazon rainforest |url=https://fortune.com/2023/05/30/brazil-banks-deny-credit-meatpackers-dealing-illegal-amazon-cattle/ |website=Fortune |access-date=June 1, 2023}} 21 banks representing 81% of the credit market in Brazil agree to follow those rules.{{cite web |last1=Ziolla Menezes |first1=Fabiane |title=BNDES to join anti-deforestation effort from banks |url=https://brazilian.report/liveblog/politics-insider/2023/05/30/bndes-banks-deforestation-beef/ |website=The Brazilian Report |date=May 30, 2023 |access-date=June 1, 2023}}

According to a statement of the Colombian government deforestation rates in the Colombian Amazon fell by 70% in the first 9 months of 2023 compared to the same period in the previous year, what can be attributed to the conservation policies of the government. One of them is paying local residents for conserving the forest.{{cite web |title=Deforestation in Colombia Down 70 Percent So Far This Year |url=https://e360.yale.edu/digest/colombia-deforestation-decline |website=Yale Environment 360 |access-date=November 13, 2023}}

See also

Notes

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References

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Further reading

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  • Bunker, S.G. (1985). Underdeveloping the Amazon: Extraction, Unequal Exchange, and the Failure of the Modern State. University of Illinois Press.
  • {{cite journal | last1 = Cleary | first1 = David | year = 2000 | title = Towards an Environmental History of the Amazon: From Pre-history to the Nineteenth Century | journal = Latin American Research Review | volume = 36 | issue = 2| pages = 64–96 | pmid = 18524060 }}
  • Dean, Warren (1976). Rio Claro: A Brazilian Plantation System, 1820–1920. Stanford University Press.
  • Dean, Warren (1997). Brazil and the Struggle for Rubber: A Study in Environmental History. Cambridge University Press.
  • {{cite book |last1=Goulding |first1=Michael |title=The Fishes and the Forest: Explorations in Amazonian Natural History |date=2021 |publisher=University of California Press |location=Berkeley, CA |isbn=9780520316126}}
  • Hecht, Susanna and Alexander Cockburn (1990). The Fate of the Forest: Developers, Destroyers, and Defenders of the Amazon. New York: Harper Perennial.
  • Hochstetler, K. and M. Keck (2007). Greening Brazil: Environmental Activism in State and Society. Duke University Press. {{ISBN|978-0822340317}}
  • Revkin, A. (1990). The Burning Season: The Murder of Chico Mendes and the Fight for the Amazon Rain Forest. Houghton Mifflin. {{ISBN|9780002158862}}
  • {{cite journal | doi = 10.1126/science.aaa7864 | title=Drones and satellites spot lost civilizations in unlikely places | year=2015 | journal=Science News | last1 = Wade | first1 = Lizzie| doi-access= }}
  • Weinstein, Barbara (1983). The Amazon Rubber Boom 1850–1920. Stanford University Press. {{ISBN|0804711682}}
  • {{cite journal |last=Sheil |first=D. |author2=Wunder, S. |year=2002 |title=The value of tropical forest to local communities: complications, caveats, and cautions |journal=Conservation Ecology |volume=6 |issue=2 |page=9 |doi=10.5751/ES-00458-060209 |hdl=10535/2768 |url=http://dlc.dlib.indiana.edu/dlc/bitstream/handle/10535/2768/30.pdf?sequence=1&isAllowed=y |hdl-access=free |access-date=September 25, 2019 |archive-date=January 24, 2021 |archive-url=https://web.archive.org/web/20210124000059/http://dlc.dlib.indiana.edu/dlc/bitstream/handle/10535/2768/30.pdf?sequence=1&isAllowed=y |url-status=live }}

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