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The Top 10 Endangered U.S. Rivers

The effects of mining activity contribute to concerns about a number of prominent waterways.

January 14, 2014
9:30 AM EST
Flint River, flowing below Bainbridge, Ga. | U.S. Geological Survey
San Saba River | Wikimedia Commons, Billy Hathorn
In 2005, portions of the Little Plover dried up for the first time. | Friends of the Little Plover River
Wylie Dam sits along the Catawba River in York County S.C. | National Weather Service
A view of Boundary Waters, between Minnesota (right), and Ontario, Canada (left) | Wikimedia Commons, Knowltp
The Swann Bridge spans the Locust Fork of the Black Warrior River in Cleveland Ala. | Library of Congress
Rough and Ready Creek in Southern Oregon | Kevin Schafer
A view of the Kootenai River from the Boundary Connections project in Idaho. | U.S. Forest Service
U.S. Fish & Wildlife Service