The Amazon River is slowly stealing a 40,000-square-kilometer (25,000-square-mile) drainage basin from the upper Orinoco River, according to new research suggesting this may not be the first time the world's largest river ...
Environment
Aug 16, 2018
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159
While most developed countries have reduced the construction of large dams for the production of electricity in recent decades, developing countries, including Brazil, have embarked on even more massive hydropower developments.
Environment
Jan 11, 2019
4
122
Picture the Amazon. You're thinking lush rainforests teeming with animals, right? It turns out, the Amazon Basin contains other less-famous ecosystems that have been under-studied by biologists for years, including patches ...
Evolution
Nov 17, 2020
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226
Hundreds of built and proposed hydroelectric dams may significantly harm life in and around the Amazon by trapping the flow of rich nutrients and modifying the climate from Central America to the Gulf of Mexico. These findings, ...
Environment
Jun 14, 2017
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512
When monkeys landed in South America 37 or more million years ago, the long-isolated continent already teemed with a menagerie of 30-foot snakes, giant armadillos and strange, hoofed mammals. Over time, the monkeys forged ...
Plants & Animals
Jan 3, 2014
2
0
A team of researchers from the U.S. and multiple countries in South America has found that hydroelectric dams built in the Amazon river basin, which were built to meet the growing electricity demands in the region, are making ...
Just like flash floods, flash droughts come on fast—drying out soil in a matter of days to weeks. These events can wipe out crops and cause huge economic losses. And according to scientists, the speed at which they dry ...
Earth Sciences
Apr 1, 2022
4
457
Pre-European human populations of the Amazon Basin may have affected our contemporary understanding of the forest's structure and composition, and thus our calculations of its impact on carbon dioxide remediation, according ...
Environment
Jan 10, 2017
1
390
Most of the methane gas emitted from Amazon wetlands regions is vented into the atmosphere via tree root systems—with significant emissions occurring even when the ground is not flooded, say researchers at the University ...
Environment
Dec 6, 2021
2
274
Almost two in three of Earth's longest rivers have been severed by dams, reservoirs or other manmade constructions, severely damaging some of the most important ecosystems on the planet, researchers said Wednesday.
Environment
May 8, 2019
9
387
