North American river otters eat, play and defecate in the same place. And their unhealthy habits make them ideal for detecting future health threats in the environment. Kristen Goodhue A North ...

The Ohio River stretches 981 miles from Pittsburgh to Cairo, Illinois, and provides drinking water for millions of people. Lawmakers from communities along the Ohio River have introduced a bill in ...

Rivers around the United States are under growing strain from pollution, development and extreme weather, according to ...

The Colorado River is seen from above near Kremmling, Colorado, on Sept. 15, 2018. (File photo by Nick Cote/For KUNC, with aerial support provided by LightHawk) Fears are growing in the Colorado River ...

The diversion of water for a Southern California Edison hydroelectric plant reduces the flow of the Kern River for nearly 16 miles. A group of boaters protested by carrying a raft along this ...

The window is closing fast to secure the Colorado River's future "and move beyond crisis-driven policymaking," says a coalition of seven Western environmental groups. Two other environmental groups ...

Environmental groups filed a petition calling on the Trump administration to strictly enforce a regulation that requires ‘beneficial’ use of Colorado River water. The measure, which could be used to ...

Kai Baucom, a graduate research assistant at Pittsburg State University, lifts a handful of rocks from the bottom of the Spring River and checks for any mussels. The fish and rare mussels hiding in ...

The Santa Cruz River used to be the source of life across southern Arizona. For thousands of years, it fed farms, supported wildlife, and gave water to Native communities. Beginning in the San Rafael ...

Almost everyone in the Capital Region remembers the floods of August 2016. They inundated tens of thousands of homes and cost 13 precious lives. The trauma still lingers in the hardest-hit communities ...