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Topic: Amazon Basin


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In the News (Sun 21 Apr 19)

  
  Journey Into Amazonia -- Enter Amazonia
The Amazon basin is nine times the size of Texas.
Fifty percent of all rainwater in the Amazon Basin returns to the atmosphere through the foliage of trees.
The Amazon River is the lifeline of Amazonia, carrying an astounding 16 percent of all the river water in the world over its 6,500 miles.
www.pbs.org /journeyintoamazonia/enter.html   (272 words)

  
  Amazon (river) - MSN Encarta
Amazon (river) (Portuguese and Spanish Amazonas), river in northern South America, largely in Brazil, ranked as the largest in the world in terms of watershed area, number of tributaries, and volume of water discharged.
It is estimated that the Amazon discharges between 34 million and 121 million liters (9 million and 32 million gallons) of water per second and deposits a daily average of 3 million tons of sediment near its mouth.
The major headstreams of the Amazon are the Ucayali and Marañón rivers, both of which rise in the permanent snows and glaciers of the high Andes Mountains.
encarta.msn.com /encyclopedia_761571466/Amazon_(river).html   (1155 words)

  
  Amazon Basin - Wikipedia, the free encyclopedia
The Amazon Basin is the part of South America drained by the Amazon River and its tributaries.
There are a few cities along the Amazon's banks, such as Iquitos, Peru and scattered settlements inland, but most of the population lives in cities, such as Manaus in Brazil.
Though a substantial area of the Amazon basin has been cleared, most of the rain forest remains relatively undisturbed, in spite of literally thousands of years of human occupation.
en.wikipedia.org /wiki/Amazon_Basin   (347 words)

  
 Amazon River - Wikipedia, the free encyclopedia
The Amazon is also generally regarded by most geographic authorities as being the second longest river on Earth, the longest being the Nile in Africa.
The bore is the reason the Amazon does not have a delta; the ocean rapidly carries away the vast volume of silt carried by the Amazon, making it impossible for a delta to grow.
The name Amazon arises from a battle which Francisco de Orellana had with a tribe of Tapuyas where the women of the tribe fought alongside the men, as was the custom among the entire tribe.
en.wikipedia.org /wiki/Amazon_River   (3269 words)

  
 Amazon Basin Facts - National Zoo| FONZ
Geologically, the Amazon River and basin are contained by two large stable masses of Pre-Cambrian rock, the Guiana Shield or Highlands to the north, the Central Brazilian Shield or Plateau to the south; the Andes Mountains to the west; and it flows eastward to empty into the Atlantic Ocean.
The length of the Amazon is measured from the source of the Ucayali river, which joins with the Maranon to eventually form the Amazon.
The Amazon Rainforest is thought to be the oldest tropical forest area in the world, perhaps as much as 100 million years old.
nationalzoo.si.edu /Animals/Amazonia/Facts/basinfacts.cfm   (567 words)

  
 The Amazon Rainforest
The basin -- roughly the size of the forty-eight contiguous United States -- covers some 40% of the South American continent and includes parts of eight South American countries: Brazil, Bolivia, Peru, Ecuador, Colombia, Venezuela, Guyana, and Suriname.
The basin is drained by the Amazon River, the world's largest river in terms of discharge, and the second longest river in the world after the Nile.
Today the Amazon River is the most voluminous river on Earth, eleven times the volume of the Mississippi, and drains an area equivalent in size to the United States.
rainforests.mongabay.com /amazon   (752 words)

  
 Amazon Rainforest - Wikipedia, the free encyclopedia
The Amazon Rainforest (Portuguese "Floresta Amazônica" or "Amazônia") is a moist broadleaf forest in the Amazon Basin of South America.
The two largest cities in the Amazon basin are Manaus (1.4 million, the capital of the Brazilian state of Amazonas) and Belém (1 million, capital of the Brazilian state of Pará).
Analyses of sediment deposits from Amazon basin paleolakes and from 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
en.wikipedia.org /wiki/Amazon_rainforest   (2510 words)

  
 Amazon Ecology Program
The Amazon rainforest is one of the world’s greatest conservation challenges.
The Amazon basin ecosystem has historically been protected from threats due to its isolation — access was difficult, there were limited settlements, and resource extraction was confined to immediate margins of navigable rivers.
In three decades, 15% of the Amazon forest was clear-cut and 4 or 5% was degraded through timber harvest or fire.
www.whrc.org /southamerica/index.htm   (554 words)

  
 Amazon Tours, Ecuador Amazon Basin, Amazon River Tours, Rain Forest Tour - Destination: Ecuador
East of the Andean mountain range lies the steamy rainforests of Ecuador's slice of the Amazon Basin, known as the Oriente.
A number of Amazon Guides and Amazon Tour agencies operate out of the town of Cocoa, which has little to attract the visitor but is the ideal jumping off place for amazon river tours to the remotest part of the jungle.
The Amazon lodges provide stays of four to five days and many use a combination of indigenous guides and trained naturalists and provide observation towers as vantage points for viewing life in the jungle canopy.
www.destination360.com /south-america/ecuador/amazon-basin.php   (461 words)

  
 Amazonian Fishes - Front Page
For much of its course through the Amazon basin it flows through low lying land and thus is able to meander across a wide floodplain forming a great mosaic of lakes, ponds and channels: the template from which the aquatic diversity of the region is formed.
The Amazon is essentially a giant river valley bordered to the north and south by the Guiana and Brazilian shields respectively, which comprise hard Precambrian rock.
The river Amazon was first ascended from its source in the Andes to its mouth by the party led by Don Francisco de Orellana in 1541-42.
www.amazonian-fish.co.uk /amazonbasin.html   (850 words)

  
 Amazon Alliance - FAQs
The Amazon basin is one of the areas richest in biodiversity in the world, and one of the most threatened.
In the Amazon, as in other places, most indigenous peoples do not believe that the state government represents their interests, and they prefer to be directly involved with plans involving their homelands.
The traditional representatives of the Amazon Basin clarified that they did not want to be members of the Coalition, as they have their own organizations, but they wanted to work in Coalition with us.
www.amazonalliance.org /faqs.html   (1081 words)

  
 Projects in the Amazon Basin
The amount and spatial distribution of forest biomass in the Amazon basin is a major source of uncertainty in estimating the flux of carbon released from land-cover and land-use change.
To determine the spatial distribution of forest biomass of the Amazon basin, we introduce a methodology based on spatial data, such as land cover, remote sensing metrics representing various forest structural parameters and environmental variables, and more than 500 forest plots distributed over the basin.
In the Western Amazon from the lowland regions of Peru, Ecuador, and Colombia to the Andean elevational gradients, biomass ranges from 150-300 Mg/ha.
www-radar.jpl.nasa.gov /carbon/ab/fbc.htm   (319 words)

  
 The Amazon Basin
The length of the Amazon River is 42000 miles (6720 km), the longest river on earth.
Transportation in the Amazon is mostly by boat.
The flow from the mouth of the Amazon is 2,829 million gallons (10,750 million liters) per second.
www.aristologic.com /id20.html   (139 words)

  
 WWF | Amazon | About the Region
The Amazon is one of the last refuges in the world for wide-ranging species such as jaguars, harpy eagles, and giant river otters.
The Amazon Basin is the largest river basin in the world, covering close to 2.2 million square miles.
The Amazon River -- the second longest river in the world after the Nile -- stretches 4,000 miles across South America to the Atlantic Ocean, where it discharges approximately 46,000 gallons per second, or 20 percent of the combined discharge of all rivers on Earth.
www.worldwildlife.org /wildplaces/amazon/about.cfm   (549 words)

  
 Amazon basin   (Site not responding. Last check: )
The forest lies in a basin drained largely by the Amazon River, with 1100 tributaries amazon basin.
This basin was formed in the Palaeozoic period, between 500 and 200.
Virgin Rainforest of the Amazon Basin amazon basin.
www.rentalday.com /amazon-basin.html   (349 words)

  
 The Nature Conservancy in Brazil - Places We Protect: Amazon
From Great Bear to the Amazon: Accompany Kelly Brown, indigenous leader from the Great Bear Rainforest, on his trip to the Amazon where he shares his tribe's experiences in sustainable land management.
Amazon indigenous leaders visit Canada's Great Bear Rainforest to learn more about land management practices that could be applied in indigenous lands throughout the Amazon Basin.
In addition to its wealth of discovered and undiscovered flora and fauna, the Amazon is home to many diverse traditional and indigenous human populations.
www.nature.org /wherewework/southamerica/brazil/work/art5079.html   (862 words)

  
 The Amazon in the Electronic Passport
The Amazon River basin is possibly the earth’s most fragile and necessary ecosystem.
The Amazon River basin is a rainforest or jungle.
The rainforest of the Amazon River basin provides a valuable resource to the entire planet, but it is being destroyed.
www.mrdowling.com /712-amazon.html   (392 words)

  
 Amazon cruises & tours - rainforest ecosystem & rivers -   (Site not responding. Last check: )
Amazon cruises and rainforest tours on board river boats that cruise the Amazon basin in Bolivia, Brazil, Ecuador and Peru
The Amazon river has thousands of species of fish, its jungle basin holds the mighty Anaconda and other dozens of reptiles, 2.5 million insect species, tens of thousands of plants, and some 2000 birds and mammals.
The mighty Amazon is not a river it is a thousand rivers that flow together from its inception in the Andes - some say from the Mismi ice cape in Peru, others from Cotopaxi in Ecuador - it runs thousands of miles until it reaches the Atlantic ocean.
www.amazoncruise.net /the-amazon   (660 words)

  
 Amazon Basin Rainforest Fund
The poorly known primate genus Pithecia is represented, in unexpected high densities, by probably the rarest species in the whole Amazon, the buffy saki (Pithecia albicans).
Both species of Amazon river dolphins also inhabit the lake area.
A preliminary survey of the population found a normal juvenile recuitment, which means that the area is not overharvested during the last 100 years leaving enough seeds to be naturally dispersed by agoutis and acouchis.
www.worldlandtrust.org /archive/archived/wltbasin.htm   (366 words)

  
 Amazon   (Site not responding. Last check: )
There are four major areas to the Amazon including the Guyana Shield to the north; the Brazilian Shield to the south and east; the Andean Highlands (upper Amazon) to the west; and the Tertiary lake bed located in the central Amazon.
The Amazon is a tropical region where rain and humidity are the prominent weather conditions.
Twenty to thirty percent of the trees in the Amazon are deciduous and include the Acetic, Corozo Palm, Coco de Mona, and Divedive.
www.mnsu.edu /emuseum/prehistory/latinamerica/geography/amazon.html   (359 words)

  
 Amazon Rainforest
Rising carbon dioxide in the atmosphere is a primary factor in absorption and release of CO2 from the Amazon Basin.
The Amazon Basin, during the time period of 1980-1994, was a sink on average, due to the increase in photosynthesis caused by the rise in atmospheric CO2.
For example, the Basin was a carbon sink on average during 1980-1994 because of an increase in photosynthesis but according to new models, this balance is not expected to continue to grow exponentially (Melillo 2000:322).
www-personal.umich.edu /~mnwalsh/amazon.html   (2754 words)

  
 Photos of The Amazon Basin
For those of you that follow the news, it was from Letticia, Columbia that a misionary family had flown, and while on their way to Iquitos, Peru were mistakenly shot down by US supported military action in the war against drugs.
In the pitchfl along this tributary to the Amazon River, we were equipped with flashlights.
The Amazon jungle canopy is so thick, they must move to find the openings that provide the sunlight they need.
peru.adventure.freeservers.com /catalog.html   (477 words)

  
 South Carolina Aquarium on Charleston Harbor ~ Secrets of the Amazon Exhibit   (Site not responding. Last check: )
Exhibits featuring the diversity of the Amazon are found throughout the exhibit where animals such as a green anaconda, goliath bird-eating spider, piranha, electric eels, poison dart frogs and a green aracari await.
The Amazon rainforest plant life is among the greatest gifts of the region because it may hold the cures to diseases not yet discovered.
The Amazon’s blood tree is the source of the experimental drug Virend, which shows a large promise as a future treatment for herpes.
www.scaquarium.org /exhibits/amazon.html   (831 words)

  
 John Muir in the Amazon Basin, by Laurel Bemis (1993) - John Muir Newsletter - John Muir Exhibit (John Muir Education ...
One of his main reasons for visiting the Amazon basin at this late stage in his life was his desire to see ancient araucaria trees in their original habitat.
Muir noted the darkness, almost flness, of the Rio Negro while, in contrast, the water of the Amazon was "tawny-colored" [4].
His proposal about diking the Amazon River was not meant as a catalyst for total destruction and industrialization of the area.
www.sierraclub.org /john_muir_exhibit/john_muir_newsletter/john_muir_in_the_amazon_basin_by_laurel_bemis.html   (1585 words)

  
 Amazon River; world's greatest river
he Amazon is the greatest river in the world by so many measures; the volume of water it carries to the sea (approximately 20% of all the freshwater discharge into the oceans), the area of land that drains into it, and its length and width.
In an average dry season 110,000 square km of land are water-covered, while in the wet season the flooded area of the Amazon Basin rises to 350,000 square km.
The mouth of the Amazon River, where it meets the sea, is so wide and deep that ocean-going ships have navigated its waters and traveled as far inland as two-thirds the way up the entire length of the river.
www.extremescience.com /AmazonRiver.htm   (815 words)

  
 ACT for Kids: Teacher’s Guide
The Amazon River is born high in the Andes Mountains.
The total region drained by the Amazon and its tributaries is called the Amazon Basin.
The Amazon basin covers almost half the land of South America, including much of Brazil and parts of Peru, Venezuela, Colombia, Ecuador, and Bolivia.
www.amazonteam.org /kids/kids6.html   (495 words)

  
 Amazon Rainforest tours, Amazon River and Amazon Basin Tours in South America
Covering an area of 2.3 million square miles, or approximately the size of the continental United States, Amazonia is home to the world's largest tropical forest and is considered by many to be the last great wilderness on earth holding a promise for the planet's future in its abundant wildlife and natural resources.
Home to at least one of every 10 species known on earth, the Amazon Basin is literally teeming with life.
Of the estimated 3 million inhabitants of the Amazon Basin at the begining of the 16th century, there may be as few as 100,000 Indians in about 130 tribes remaining today.
www.southwindadventures.com /amazon.htm   (629 words)

  
 Identification and Husbandry of Amazon Basin Emerald Tree Boas by Stan Chiras
The aptly-nicknamed "Amazon Basin" emerald is found along much of the Amazon river basin, from southern Surinam, Southern Guyana, Southern Venezuela, to Colombia, Peru and Brazil into the surrounding lowland jungle of the expansive river.
Why the Amazon is darker remains a mystery, but these are the great questions we are doomed to debate and hypothesize - not unlike the paleontologists wrestling over the dinosaurs' behavior from scant fossil evidence.
Where the Amazon's dorsal markings are normally connected (striped) and pure white, the Surinam's are more likely to be broken; and the white is laced with gray/blue hues.
www.kingsnake.com /emeralds   (6446 words)

  
 EOS-Amazon Hydrology Models   (Site not responding. Last check: )
The rainfall is clipped to the the Amazon and Tocantins Basins.
The locations of 164 discharge stations were used to as a basis for digitizing 164 basins.
For each basin, the mean depth of discharge is simply the volume of water discharged through the mouth of the basin (minus upstream discharge) divided by the basin area (minus upstream basins).
boto.ocean.washington.edu /eos/hydro_data.html   (554 words)

  
 PeacockBassOnline - Prime Patterns for Peacock Bass
The Amazon river is the largest river in the world (the Nile is actually the longest river), in terms of its volume and area of its drainage basin.
The vast Amazon basin (Amazonia), the largest lowland in Latin America, has an area of about 2.3 million square miles and is the largest source of freshwater in the world.
The Amazon Basin is home to more than 2 million insect species, 200,000 plants, 4000 species of fish (more than Atlantic and Pacific Oceans together) and more than 800 mammals, many of which are found nowhere else in the world.
www.peacockbassonline.com /amazon_basin.html   (956 words)

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