What is the world's widest river?

The Amazon River is a heck of a big tributary. Besides being one of the LONGEST rivers in the world, it also happens to be the WIDEST. While its estimated length of 4,000 miles (6,400 kilometers) puts it under the Nile River, ...

Weathering of rocks impacts climate change

Chemical weathering of rocks by carbon dioxide dissolved in rainwater has never been taken into account in models of future climate change so far. However, researchers from the Laboratoire Géosciences Environnement Toulouse, ...

Archaeologist unearths history in Mississippi River Valley

In the farmlands of the Mississippi River Valley, earth is continuously cleared and leveled—a result of the region's booming agriculture industry. But beneath the soil lies an important piece of American history, one a ...

Research finds massive phosphorus buildup

The world's total human population has jumped to over 7.4 billion just this year. Feeding the human species takes a tremendous toll on our natural resources including water, soil and phosphorus—a chemical element in fertilizer ...

Hydroelectric dams may jeopardize the Amazon's future

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, ...

60 percent of key S.Asian water basin not usable: study

Sixty percent of the groundwater in a river basin supporting more than 750 million people in Pakistan, India, Nepal and Bangladesh is not drinkable or usable for irrigation, researchers said Monday.

World's rivers running on empty, paper finds

(Phys.org)—Four of the world's great rivers, including the Murray Darling, are all suffering from drastically reduced flows as a direct result of water extraction, according to new ANU research.

China drought affects more than 34 million people

A debilitating drought along China's Yangtze river has affected more than 34 million people, leaving farmers and livestock without water and parching a major grain belt, according to the government.

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