Historically, rubber trees have served two important purposes to the people in the region. The latex, or milky sap, that bleeds from the bark when punctured, was once tapped and processed to make rubber. This type of rubber is now obsolete, replaced by that of the Amazonian rubber tree, H. brasiliensis, which is easier to tap and produces …Mar 17, 2021 · The Amazon basin is rich in rubber trees that produce latex and for a long time they were exclusive to this rainforest. Native people had collected latex or liquid rubber for centuries. But in the late 1800s, after the Europeans turned their attention to it, people started extracting latex on a mass scale. The Amazon rainforest is located in northern South America, in the country of Brazil. It covers 2,300,000 square miles and makes up about 40 percent of the geographic area of Brazil.Oct 7, 2021 · In 2018, as Bolsonaro campaigned as a patriotic man of the people, scientists predicted that once the Amazon lost more than 25% of its tree cover, it would become a drier ecosystem, all because ... Between 2000 and 2015, around 17% of tree loss in the Amazon occurred on nationally-protected or areas assigned to indigenous peoples. This is expected to increase in the coming years.Reduced impact logging. Although the Brazilian Amazon forest contains about 5.3 × 10 9 m 3 of commercial roundwood at an average of 15 m 3 ha −1, only a small fraction is profitable due to land ...The Rubber Tree is one of the most important plants to those living in the Amazon Rainforest. Rubber from this tree can be made by harvesting the trees latex like sap. Cacao Plant. Like many other plants living in the Amazon Rainforest, the Cacao plant is not unique in the fact that it thrives in its environment. Although Cacao is most commonly …Rubber Tapping in the Amazon Rainforest. One disadvantage Brazilian rubber producers suffered was that the organization of production depended on the distribution of Hevea brasiliensis trees in the forest. The owner (or often lease concessionary) of a large land plot would hire tappers to gather rubber by gouging the tree trunk with an axe. One of the most common terra firme trees, the rubber tree ( Hevea brasiliensis), launched a rubber boom that lasted from the mid-19 th until the early 20 th century. It made a major city out...Fact 6. The Rubber Tree was the Driving Force behind the Amazon's Economic Boom. The Rubber Tree, which is native to the Amazon Rainforest, was once the driving force behind the region's economic boom. The sap of this tree, known as latex, was used to make rubber, which was in high demand during the Industrial Revolution. Fact 7.Rubber tapping is the process by which latex is collected from a rubber tree. The latex is harvested by slicing a groove into the bark of the tree at a depth of one-quarter inch (6.4 mm) with a hooked knife and peeling back the bark. Trees must be approximately six years old and six inches (150 mm) in diameter in order to be tapped for latex. Famous for reaching heights of over 160 feet, the Brazil nut tree towers above other trees in the Amazon rainforest. During January and February, its fruit—which is the size of a baseball and can weigh up to 5 pounds—ripens and falls to the ground, reaching speeds of up to 50 mph on its descent. Inside the fruits’ hard, woody exterior are ...Aug 22, 2019 · After Charles Goodyear developed the process to vulcanize rubber, the Amazon became the world’s leading producer of natural rubber, made from the sap of the Hevea brasiliensis tree, which grows in the forest. Spurred by demand for boots, raincoats, bicycle tires, and eventually automobile tires, by 1890 Brazil accounted for 90% of rubber ... 1. The Conquerors and colonizers of the Amazon Rainforest; 2 . Missionaries in the Amazon Rainforest (17th century) 3. The Utopia of the Earthly Paradise in the Amazon Rainforest; 4. Great naturalist scientists in the Amazon Rainforest (18th to 19th centuries) 5 . The rubber barons between the end of the 19th century and the …The Amazon rainforest, ... During the Amazon rubber boom it is estimated that diseases brought by immigrants, such as typhus and malaria, ... (62 acres) of Ecuadorian rainforest supports more than 1,100 tree species. A study in 1999 found one square kilometer (247 acres) of Amazon rainforest can contain about 90,790 tonnes of living plants. ...But half the total number of trees are thought to belong to just 227 ‘hyperdominant’ species, among them the rubber tree, the walking palm and the ungurahui tree. Here is a list of some of the trees in the Amazon rainforest with links to the Wikipedia articles. A to Z of Amazon trees. Acioa edulis; Allantoma lineata; Annona montana; Annona ... The extra carbon in African forests comes from trees being larger; the average diameter of a tree in an African rainforest is 1.5 times larger than that of a tree in the Amazon.Found in many products from tires to toys, natural rubber is made from the milky sap of the rubber tree. There are several kinds of plants that can produce rubber. One kind, the India rubber plant, is a common houseplant. Most of the world’s natural rubber, however, comes from the rubber tree with the scientific name Hevea brasiliensis .The Rubber tree has beautiful smooth, dark, shiny leaves, and a light shaded bark. These trees love to be in full bright lights, but will adapt if necessary to duller lighting. During the day rubber trees prefer temperatures from 21-29 degrees Celsius 70-85 degrees Fahrenheit), and at night they like temperatures from 18-23 degrees Celsius (65 ...The chocolate tree can reach from 15 to 25 feet tall. because it lives in the understory layer it tolerates a low amount of sunlight. 3. Rubber Tree. The rubber tree is native to the rainforests of the Amazon region. It can grow to reach 100 feet. Which makes it usually part of the canopy layer.10 ส.ค. 2559 ... Download this Rubber Tree photo now. And search more of iStock's library of royalty-free stock images that features Amazon Rainforest photos ...They were drawn by a product of the forest: the latex of the Pará rubber tree, a native ... rubber trees of the Amazon rainforest. By the beginning of World War.Jul 12, 2021 · Between 2000 and 2015, around 17% of tree loss in the Amazon occurred on nationally-protected or areas assigned to indigenous peoples. This is expected to increase in the coming years. RUBBER. latex straight from the tree Rubber is rubbery material made from latex, a milky liquid that drips out of a rainforest tree like the sap used to make maple syrup. It is used in making auto tires, industrial conveyor belts, condoms, surgical gloves, sporting equipment, shoes, sportswear and a wide range of goods for bicycles, cars, motorcycles, machinery, and an additive for other ...The Amazon Rainforest is home to over 40,000 different plant species, around 427 mammal species, 1,300 different types of birds, 378 various species of reptiles, over 400 amphibians, and 3,000 fish species. This large amount of species is the result of different ecosystems existing within the rainforest. Most famously, the list of animals that ...The Amazon Rainforest is the world’s richest and most-varied biological reservoir, containing several million species of insects, plants, birds, and other forms of life, many still unrecorded by science. The luxuriant vegetation encompasses a wide variety of trees. In this part of the Amazon rain forest, they call it "the war over wood." It has front lines. One of them is here, in Machadinho d'Oeste in the western Brazilian state of Rondonia. Kainaz...30 พ.ค. 2550 ... Yet rubber is under threat - and the problem is a microscopic fungus originating from the humid Amazon jungle. Natural rubber comes from a tree ...Dec 24, 2020 · Heliconia Flower. Cacao. Goliath Water Lilies. Orchids. Passion Fruit Flower. Bromeliads. A mere mention of plants in tropical rainforest is enough to remind you of the amazing rubber tree, which is also known as hevea brasiliensis. As the most prolific source for natural rubber, the tree holds a distinct reputation for various sectors. 2 ก.ย. 2565 ... Rubber Tree, Hevea brasiliensis. Commonly called rubber tree, this species is from Amazonian origin, belonging to the euphorbiaceae family ...Dec 18, 2019 · "Getting rubber from a wild rubber tree is so much better than destroying the rainforest to plant a monoculture plantation." In 1997, Saldanha moved from Rio de Janeiro, where she ran a successful fashion business, making bags and accessories out of rubber from the Amazon, to be closer to the source. The Amazon basin is rich in rubber trees that produce latex and for a long time they were exclusive to this rainforest. Native people had collected latex or liquid rubber for centuries. But in the late 1800s, after the Europeans turned their attention to it, people started extracting latex on a mass scale.Francisco Alves Mendes Filho, [a] better known as Chico Mendes ( Portuguese pronunciation: [ˈʃiku ˈmẽdʒis]; 15 December 1944 – 22 December 1988), was a Brazilian rubber tapper, trade union leader and environmentalist. He fought to preserve the Amazon rainforest, and advocated for the human rights of Brazilian peasants and Indigenous ...But half the total number of trees are thought to belong to just 227 'hyperdominant' species, among them the rubber tree, the walking palm and the ungurahui tree. Here is a list of some of the trees in the Amazon rainforest with links to the Wikipedia articles. A to Z of Amazon trees. Acioa edulis; Allantoma lineata; Annona montana; Annona ...Jan 7, 2015 · The rubber tree is also known as the "Para Rubber Tree" or the "Sharinga Tree." It is native to the rain forests of the Amazon region of South America - Brazil, Ecuador, Colombia, Peru, and Bolivia. Rubber trees are found in low- altitudes in wetlands, riparian zones, and forest gaps. They are commonly found in Vietnam, Sri Lanka, China, India ... The Rubber Tappers came in the 1870’s. As you can see in their way of living does no harm to the rainforest. They make their way of living from the rainforest by harvesting sap from the rubber trees. The Rubber Tappers should have control of the Amazon Rainforest and here are some reasons why. For example, The Rubber Tappers use the resource ...Amazon wood, which Ford had initially hoped to sell at a profit until rubber could be produced in the territory, proved useless. The local press, initially friendly, turned on Ford and his project.FILE - A rubber tree is prepared for the removal of rubber in the Chico Mendes Extractive Reserve, Acre state, Brazil, Dec. 6, 2022. Among leaders and advocates of the Amazon rainforest region, there’s hope for bioeconomy, a term that refers to people making a living from the forest without cutting it down.The extra carbon in African forests comes from trees being larger; the average diameter of a tree in an African rainforest is 1.5 times larger than that of a tree in the Amazon.Aug 24, 2023 · FILE - A rubber tree is prepared for the removal of rubber in the Chico Mendes Extractive Reserve, Acre state, Brazil, Dec. 6, 2022. Among leaders and advocates of the Amazon rainforest region, there’s hope for bioeconomy, a term that refers to people making a living from the forest without cutting it down. The rubber tree (Hevea brasiliensis) is a rubberwood tree native to the rainforests of the Amazon basin and found in Peru, Brazil, Ecuador, and Colombia. ... Native to the Amazon Rainforest, the cat’s claw plant is a herb with distinctive claw-like thorns projected from the base of its leaves. There are over 34 Uncaria species, however, the Uncaria tomentosa …The Rubber Tappers came in the 1870’s. As you can see in their way of living does no harm to the rainforest. They make their way of living from the rainforest by harvesting sap from the rubber trees. The Rubber Tappers should have control of the Amazon Rainforest and here are some reasons why. For example, The Rubber Tappers use the resource ...Found in many products from tires to toys, natural rubber is made from the milky sap of the rubber tree. There are several kinds of plants that can produce rubber. One kind, the India rubber plant, is a common houseplant. Most of the world’s natural rubber, however, comes from the rubber tree with the scientific name Hevea brasiliensis . Rubber tree seedlings brought from the Amazon to London and subsequently to ... Many tribes were completely wiped out. Others, like the Witoto and Andoke ...19 ก.ค. 2558 ... Description: Traditional production of latex with rubber tapper, cutting rubber tree (Hevea brasiliensis). Duration: 00:00:14.510.The rubber tree grew in profusion in the Amazon, especially in its western fringes, and soon a veritable ‘rubber rush’ was on. Entrepreneurs and fortune-seekers set off into the steamy jungle determined to cash in. Unaware of the impending disaster, tens of thousands of Indians for whom the western Amazon was home were experiencing their last years of …2. Rubber Tree (Hevea brasiliensis) Economically, the rubber tree is one of the most important trees in the Amazon rainforest for indigenous peoples. The rubber tree’s sap is latex, and it is still used today in the modern processing of rubber. The rubber tree can reach a height of up to 100 feet (30 m). The inner bark of the tree oozes latex ...Conservatively, the rubber tree is one of the most resourceful trees in the Amazon rainforest for natives of some communities. The rubber tree's sap is latex, and until today is utilized in the modernized production of plastic. The elasticity of the rubber tree can make it reach a height of up to 100 feet (30 m).Teach others about the importance of the environment and how they can help save rainforests. Restore damaged ecosystems by planting trees on land where forests have been cut down. Encourage people to live in a way that doesn't hurt the environment. Establish parks to protect rainforests and wildlife.In 2018, as Bolsonaro campaigned as a patriotic man of the people, scientists predicted that once the Amazon lost more than 25% of its tree cover, it would become a drier ecosystem, all because ...Conservatively, the rubber tree is one of the most resourceful trees in the Amazon rainforest for natives of some communities. The rubber tree's sap is latex, and until today is utilized in the modernized production of plastic. The elasticity of the rubber tree can make it reach a height of up to 100 feet (30 m).Conservatively, the rubber tree is one of the most resourceful trees in the Amazon rainforest for natives of some communities. The rubber tree's sap is latex, and until today is utilized in the modernized production of plastic. The elasticity of the rubber tree can make it reach a height of up to 100 feet (30 m).Even the rubber on our tires comes from rubber trees growing in the Amazon. Consumers of the Tropical Rainforest The diversity and abundance of producers supports a wide variety of consumers.30 พ.ค. 2550 ... Yet rubber is under threat - and the problem is a microscopic fungus originating from the humid Amazon jungle. Natural rubber comes from a tree ...The Amazon Rainforest (South America) One of the biggest jungles in the world spreads across a significant part of Brazil, Ecuador, Peru, Guyana, Suriname, Colombia, and Bolivia, a massive 5,500,000 km 2. 2 The Amazon is the habitat of one out of ten species worldwide and protects a massive range of wildlife.. It is millions of years old, …The centre of origin of natural rubber covers part of the Amazon Basin, parts of Matto Grosso (Upper Orinoco) and the Guianas. Geographically, wild and semi-wild Hevea is found in the northern part of South America from Brazil to Venezuela and from Colombia to Peru and Bolivia.Natural rubber was first introduced into South-East Asia …The Amazon is the world's biggest rainforest, larger than the next two largest rainforests — in the Congo Basin and Indonesia — combined. As of 2020, the Amazon has 526 million hectares of primary forest, which accounts for nearly 84% of the region's 629 million hectares of total tree cover.Rubber tree, Kapok tree, monkey brush vine, passion fruit flower, the coffee plant, heliconia flower are some of the most common rainforest plants in the Amazon rainforest. With an estimated 390 billion individual trees along with almost 16,000 plant and animal species, the Amazon represents over half of the world's remaining rainforests and is ...Hevea brasiliensis is a species of rubberwood that is native to rainforests in the Amazon region of South America, including Brazil, Venezuela, Ecuador, Colombia, Peru, and Bolivia. These trees are generally found in low-altitude moist forests, wetlands, riparian zones, forest gaps, and disturbed areas.1. The Conquerors and colonizers of the Amazon Rainforest; 2 . Missionaries in the Amazon Rainforest (17th century) 3. The Utopia of the Earthly Paradise in the Amazon Rainforest; 4. Great naturalist scientists in the Amazon Rainforest (18th to 19th centuries) 5 . The rubber barons between the end of the 19th century and the …Hevea brasiliensis is a species of rubberwood that is native to rainforests in the Amazon region of South America, including Brazil, Venezuela, Ecuador, Colombia, Peru, and Bolivia. These trees are generally found in low-altitude moist forests, wetlands, riparian zones, forest gaps, and disturbed areas.The rubber tree is considered of Least Concern on the endangered species’ lists. It grows natively in low-altitude moist forests, disturbed land areas, forest gaps, wetlands, or …The massive and biologically critical Amazon rainforest spans nine countries in South America. Stacker researched products that come from the Amazon—or that come from land that was cleared from where the rainforest once stood. ... Those covers were produced from a rubber-like sap tapped from balata trees, which are native to the …Rubber tree, South American tropical tree of the spurge family (Euphorbiaceae). Cultivated on plantations in the tropics and subtropics, especially in Southeast Asia and western Africa, it replaced the rubber plant in the early 20th century as the chief source of natural rubber.The Brazil nut tree, a vulnerable species, can live up to 1,000 years in undisturbed rainforest habitats. Unlike many rainforest species, both the Brazil nut tree and the kapok tree are deciduous —they shed their leaves during the dry season. Animals often maneuver through the emergent layer’s unstable topmost branches by flying or gliding ...The Amazon Rainforest is home to more than 1,000 species of frogs. The Poison-dart frog is by far the most poisonous frog on earth. The Amazon Rainforest is also home to more than 10,000 species of mammals, 1,500 species of birds and the Amazon River and its tributaries have more than 3,000 species of fish. Oct 29, 2013 · Almost 400 billion trees belonging to 16,000 different species grow in the Amazon rainforest, according to recent estimates. Among the species are the rubber tree, the walking palm and the ... The rubber tree (Hevea brasiliensis) is a rubberwood tree native to the rainforests of the Amazon basin and found in Peru, Brazil, Ecuador, and Colombia. ... Native to the Amazon Rainforest, the cat’s claw plant is a herb with distinctive claw-like thorns projected from the base of its leaves. There are over 34 Uncaria species, however, the Uncaria tomentosa …Rubber Tree. Biome/ Climate. Best suited for a hot, wet climate (tropical rainforest); It can also survive in ...VEJA soles are made of 20 to 40% of Amazonian rubber. The final price paid per kilo of CVP (semi-processed rubber) is 5 times more than the market price. Today, the market price per kg of CVP (semi-processed rubber) is R$2,50. VEJA paid a total of R$ 16,00 to rubber tappers in 2022. This price includes a bonus for quality and Social and ...The Amazon basin is rich in rubber trees that produce latex and for a long time they were exclusive to this rainforest. Native people had collected latex or liquid …Conservatively, the rubber tree is one of the most resourceful trees in the Amazon rainforest for natives of some communities. The rubber tree's sap is latex, and until today is utilized in the modernized production of plastic. The elasticity of the rubber tree can make it reach a height of up to 100 feet (30 m).Fruits burst open when ripe and the seeds are scattered up to 15 m from tree. Seeds are variable in size, 2.5-3 cm long, mottled brown, lustrous. Reproduction and dispersal. Propagated by seeds which are released explosively up to 15 m from the parent plant. Economic and other uses. Rubber is obtained by tapping the trunks of the trees. Cured ...Fruits burst open when ripe and the seeds are scattered up to 15 m from tree. Seeds are variable in size, 2.5-3 cm long, mottled brown, lustrous. Reproduction and dispersal. Propagated by seeds which are released explosively up to 15 m from the parent plant. Economic and other uses. Rubber is obtained by tapping the trunks of the trees. Cured ...2. Rubber Tree (Hevea brasiliensis) Economically, the rubber tree is one of the most important trees in the Amazon rainforest for indigenous peoples. The rubber tree’s sap is latex, and it is still used today in the modern processing of rubber. The rubber tree can reach a height of up to 100 feet (30 m). The inner bark of the tree oozes latex ...Hevea brasiliensis, the Pará rubber tree, sharinga tree, seringueira, or most commonly, rubber tree or rubber plant, is a flowering plant belonging to the spurge family Euphorbiaceae originally native to the Amazon basin, but is now pantropical in distribution due to introductions.A Brief History of Rubber. Based on Wade Davis, One River 1996. Rubber is one of the most important products to come out of the rainforest. Though Indigenous rainforest dwellers of South America have been using rubber for generations, it was not until 1839 that rubber had its first practical application in the industrial world. Hevea Brasiliensis is a species native to the Amazon rainforest in South America which is housed by nine different countries. ... a tree being tapped for its ...The amounts of litter and P content in the plant, in the litter, and in soil, as well as biological indicators (acid and alkaline phosphatase and P microbial biomass) associated with the P cycle in a Xanthic Ferralsol (Oxisol), in the Central Amazon were assessed. Rubber tree growth resulted in changes in total organic carbon, with an increase ...
The latex of the rubber tree ( Hevea brasiliensis, native of the Amazon) is extracted by making shallow diagonal cuts in the bark. Then a collecting can is attached to the trunk. Once collected, the latex is sieved, mixed with ash and heated for an hour, in a process that will prevent coagulation and bacterial contamination.. Jessie conroy
27 ต.ค. 2565 ... The rubber tree (Hevea brasiliensis) is a rubberwood tree native to the rainforests of the Amazon basin and found in Peru, Brazil, Ecuador, and ...Natural rubber in form of a sticky, milky substance called latex is extracted from the trunks of a specific tree – Hevea brasiliensis, more commonly known ...In 2018, as Bolsonaro campaigned as a patriotic man of the people, scientists predicted that once the Amazon lost more than 25% of its tree cover, it would become a drier ecosystem, all because ...Economically speaking, the Rubber Tree is considered as one of the most valuable plants for Amazonian indigenous people. This is primarily because the said plant is the source of latex used in manufacturing rubber. ... Reaching up to 160 feet high, the Brazilian Nut treegiants” of the Amazon Rainforest. This tree is very sensitive as it can …Despite the clear benefits of agroforestry, there are powerful forces favoring cattle over trees in the Amazon. Nova Califórnia, a town of 3,000, lies in the state of Rondônia, along the BR-364 highway, a major drug-trafficking corridor where vehicles weave around potholes—craters, really, as many are the size of a queen mattress—that pock the asphalt every few feet in some stretches.The sap of the tree is a source of latex that was used, and continues to be used for rubber manufacturing. This impressive plant was endemic to the Amazon Rainforest, however during the Rubber Boom era, the seeds of this plant were illegally smuggled into Southeast Asia (a region that has a similar tropical environment as the Amazon) resulting ...26 ม.ค. 2565 ... The finished product of rubber stems back from the Hevea brasiliensis tree, otherwise known as the rubber tree. ... deforestation. It also has ...Rubber trees are ‘tapped’ for the milky latex that is used to make rubber. The rubber tree, which was first found in the Amazon Rainforest, is now also grown in tropical areas in Asia and Africa. The tree is harvested for latex, a milky fluid found in vessels in the tree’s bark.1970s–80s. Brazil Continues Expansion Into the Amazon. The pace of deforestation escalates in the 1970s and 1980s as agriculture subsidies and infrastructure projects, such as highways, dams ...July 28, 2023 at 5:00 a.m. EDT. A view of Fordlândia, founded almost a century ago by Henry Ford, who envisioned an oasis of civilization in the remote Brazilian Amazon. (Video: Rafael Vilela ...The Amazon rainforest, ... During the Amazon rubber boom it is estimated that diseases brought by immigrants, such as typhus and malaria, killed 40,000 native Amazonians. ... (62 acres) of Ecuadorian rainforest supports more than 1,100 tree species. A study in 1999 found one square kilometer (247 acres) of Amazon rainforest can contain about 90,790 …FILE - A Seringueira rubber tree, which is native to the Amazon rainforest, stands in Chico Mendes Extraction Reserve in Xapuri, Acre state, Brazil, June 24, 2016. Rubber is one of the trees ...Amazon wood, which Ford had initially hoped to sell at a profit until rubber could be produced in the territory, proved useless. The local press, initially friendly, turned on Ford and his project.One of the most common terra firme trees, the rubber tree ( Hevea brasiliensis), launched a rubber boom that lasted from the mid-19 th until the early 20 th century. It made a major city out...RAINFOREST FACTS. Tropical forests presently cover about 1.84 billion hectares or about 12 percent of Earth's land surface (3.6% of Earth's surface). The world's largest rainforest is the Amazon rainforest. Brazil has the largest extent of rainforest cover, including nearly two-thirds of the Amazon. Rainforests also exist outside the …9) It’s a significant tourist attraction. One more significant reason why the amazon rainforest is important to us is that it’s a significant tourist attraction. As we already discussed, the Amazon rainforest is one of the most biodiverse places on our planet. And it’s incredibly beautiful, too.Hevea brasiliensis, a tree indigenous to the tropical forests of the Amazon basin, is the only major commercial source of natural rubber (NR). All rubber trees originate from the Hevea seeds, which were transported by Henry Wickham from Brazil to British India in 1876, where only 2000 seeds survived. 1 As a consequence, most modern material comes …Rubber trees have long-reaching root systems (similar to bamboo) and should not be grown near buildings. The rubber tree is native to the rainforest but can also grow in arid conditions. According to National Geographic , “The Aztec, Olmec, and Maya of Mesoamerica are known to have made rubber using natural latex—a milky, sap-like fluid …As the largest forest in the world — spanning eight countries — Amazonia stores massive amounts of carbon, making it critical in the fight against climate change. But humans are driving the region to the brink. For millennia, the Amazon rainforest has thrived on an endless cycle of rainfall supported by billions of trees recycling water ...Does the rubber tree grow in the rainforest? Habitat. Hevea brasiliensis is a species of rubberwood that is native to rainforests in the Amazon region of South America, including Brazil, Venezuela, Ecuador, Colombia, Peru, and Bolivia.The Amazon rainforest, ... During the Amazon rubber boom it is estimated that diseases brought by immigrants, such as typhus and malaria, killed 40,000 native Amazonians. ... (62 acres) of Ecuadorian rainforest supports more than 1,100 tree species. A study in 1999 found one square kilometer (247 acres) of Amazon rainforest can contain about 90,790 ….