The Lower Amazon seems to have once been a gulf of the Atlantic Ocean, the waters of which washed the cliffs near Уbidos.
The low river banks are interrupted by only a few hills, and the river enters the enormous Amazon Rainforest.
The Amazon River of South America is the world's largest river and the lifeblood of the world's largest ecosystem, spanning two-fifths of an entire continent.
Orellana derived the name Amazonas from the ancient Amazons of Asia and Africa described by Herodotus and Diodorus.
The conservation ethic of the Amazon Rainforest is therefore a major issue.
The Amazon is responsible for one-fifth of the total volume of freshwater entering the oceans worldwide.
One square kilometer of the Amazon Rainforest can contain about 90,000 tons of living plants.
By June it is full, and then it begins to fall with the Amazon.
The rain forest is supported by the extremely wet climate of the Amazon basin.
The total population of the Brazilian portion of the Amazon basin in 1850 was perhaps 300,000, of whom about two-thirds comprised by Europeans and slaves, the slaves amounting to about 25,000.
The Upper Amazon comprises a series of major river systems in Peru that flow north and south into the Maraсуn River.
The diversity of plant species in the Amazon basin is the highest on Earth.
From the east of the Andes Mountains, the vast Amazon Rainforest begins.
The breadth of the Amazon in some places is as much as four to six miles (six to ten kilometers) from one bank to the other.
The network's three pioneering highways were completed within ten years, connecting all the major cities of the Brazilian Amazon interior.
The Amazon estuary is over 202 miles (325 kilometers) wide.
Before the conquest of South America, the Rio Amazonas had no general name; instead, indigenous peoples had names for the sections of the river they occupied, such as Paranaguazu, Guyerma, Solimхes, and others.
The quantity of freshwater released by the Amazon into the Atlantic Ocean is enormous: up to 300,000 square meters per second in the rainy season.
Roald Dahl (September 13, 1916 – November 23, 1990) was a British novelist, short story author, and screenwriter famous as a writer for both adolescents and adults.
The river systems and flood plains in Brazil, Peru, Ecuador, Colombia, and Venezuela whose waters drain into the Solimхes and its tributaries are called the Upper Amazon.
Near the mouth of the Rio Negro to Serpa, nearly opposite the river Madeira, the banks of the Amazon are low, until approaching Manaus, they rise to become rolling hills.
The first descent by a European of the Amazon from the Andes to the sea was made by Francisco de Orellana in 1541.
The construction of the new capital Brasilia in the interior in 1960 also contributed to the opening up of the Amazon basin.
In an average dry season, 110,000 square kilometers of land are water-covered, while in the wet season the flooded area of the Amazon basin rises to 350,000 square kilometers.
From the village of Canaria at the great bend of the Amazon to the Negro 600 miles (1,000 kilometers) downstream, only very low land is found, resembling that at the mouth of the river.
The Amazon drains an area of some 2,722,000 square miles, or nearly 40 percent of South America.
Only about 10 percent of the water discharged by the Amazon enters the mighty stream downstream of Уbidos, very little of which is from the northern slope of the valley.
Following the coast, a little to the north of Cabo do Norte, and for 100 miles (160 kilometers) along its Guiana margin up the Amazon, is a belt of half-submerged islands and shallow sandbanks.
The area covered by the Amazon River and its tributaries more than triples between the dry season and wet season over the course of a year.
The Madeira rises and falls two months earlier than the Amazon.
Running about 4,000 miles (6,400 kilometers), most sources regard the Amazon as the second longest river in length, compared to Africa's Nile River, though this is a matter of some dispute.
Along with the Orinoco, the river is one of the main habitats of the Boto, also known as the Amazon River Dolphin.
The waters of the Amazon support a diverse range of wildlife.
On September 6, 1850, the emperor, Dom Pedro II, sanctioned a law authorizing steam navigation on the Amazon, and gave Barгo de Mauб, Irineu Evangilista de Sousa, the task of putting it into effect.
One-fifth of all of the world's species of birds can be found in the Amazon Rainforest.
Originally explored in the sixteenth century by Europeans who used the Amazon to traverse the formidable environment, the vast waterway fed by numerous tributaries eventually gave rise to commerce in later years.
The anaconda snake is found in shallow waters in the Amazon basin.
The Amazon has changed its drainage several times, from westward in the early Cenozoic period to its present eastward locomotion following the uplift of the Andes Mountains.
Amazon River Is 11 Million Years Old, Drilling Study Finds. Date: July 8, 2009 Source: Universiteit van Amsterdam (UVA) Summary: The Amazon River originated as a transcontinental river around 11 million years ago and took its present shape approximately 2.4 million years ago.Jul 8, 2009
In the depths of the Amazon rainforest in Brazil live tribes who have no contact with the outside world. Illegal loggers and cattle ranchers are invading their land and bringing disease. They won't survive unless this stops. ... Brazil's Amazon is home to more uncontacted tribes than anywhere in the world.
At one time Amazon River flowed westward, perhaps as part of a proto-Congo (Zaire) river system from the interior of present day Africa when the continents were joined as part of Gondwana. Fifteen million years ago, the Andes were formed by the collision of the South American plate with the Nazca plate.Jan 26, 2017
Rainforests are often called the lungs of the planet for their role in absorbing carbon dioxide, a greenhouse gas, and producing oxygen, upon which all animals depend for survival. Rainforests also stabilize climate, house incredible amounts of plants and wildlife, and produce nourishing rainfall all around the planet.
We need the rain forests to produce oxygen and clean the atmosphere to help us breathe. We also know that the earth's climate can be affected, as well as the water cycle. Rainforests also provide us with many valuable medicinal plants, and may be a source of a cure from some deadly diseases.
More than 20 percent of the world oxygen is produced in the Amazon Rainforest. More than half of the world's estimated 10 million species of plants, animals and insects live in the tropical rainforests. One-fifth of the world's fresh water is in the Amazon Basin.Dec 21, 2012
7 steps you can take to help save the Amazon and the world's rainforests, from the Rainforest Action Network.1) Reduce your paper and wood consumption. ... 2) Reduce your oil consumption. ... 3) Reduce your beef consumption. ... 4) Hold businesses accountable. ... 5) Invest in rainforest communities. ... 6) Support the grassroots.More items...
Since 1978 over 750,000 square kilometers (289,000 square miles) of Amazon rainforest have been destroyed across Brazil, Peru, Colombia, Bolivia, Venezuela, Suriname, Guyana, and French Guiana. ... By the 2000s more than three-quarters of forest clearing in the Amazon was for cattle-ranching.Jan 26, 2017