North American river otters once lived in every major river system in Pennsylvania. But because of development, otters ...

As the only major river in California that courses freely without dams, the Smith River offers a unique and unspoiled environment, making it one of America's cleanest rivers and a must-see for ...

FEMA's potential elimination threatens flood protection and infrastructure along the Mississippi River, said American Rivers, an environmental group based in Washington, D.C. The top 10 endangered ...

The rogue is classic among America's wild and scenic rivers, which is a designation by Congress from an act passed in 1968, Lyndon Johnson administration. And it designated eight major rivers ...

It shows a different view of the entire U.S., with only its major rivers. Now let's zoom back in... The image above shows America's South-East, with Florida being less well endowed in rivers than ...

“The team’s models determined human activities as major contributors to the salinity of U.S. rivers,” according to a news release from Syracuse University, “while rising alkalinity was ...

Major distributary of the Mississippi ... What is the most important river in North America? The Mississippi River is the most significant due to its role in trade, transportation, and agriculture ...

American Rivers states that it develops its top ten ... It states that rivers are selected based upon the following criteria: A major decision that the public can help influence in the coming ...

American Rivers ranked the Virginia river number six ... support the needs of either people or nature, and that would be a major hit for Virginia.” ...

more than any other major watershed in the U.S. And a majority of the river's length is listed as impaired because of the presence of harmful bacteria, according to the American Rivers report.