California, Arizona and Nevada are urging the Trump administration to change course on the Colorado River. The states are ...

Modernized changes to long-held operating procedures at the dams walling Lake Oroville and New Bullards Bar Reservoir in ...

A groundbreaking study has revealed that brown trout can successfully navigate beaver dams -- obstacles which were previously thought to pose a significant barrier to their movement.

This was not an easy post to write. It is tough to pick the 29 most beautiful cities in United States – there were so many ...

The effects are immediate and dramatic. Scientists witness unexpected changes in rivers after knocking down dams: 'We didn't ...