Inspired to devote his life to conservation by the 'cantankerous' author, Ryan Choi says Ed Abbey would be livid over Trump's ...

The Bureau of Reclamation and the National Park Service announced completion of modifications to a warmwater slough in the ...

Ocracoke Islanders Tom and Carol Pahl are on a trek around the United States (following 70-degree weather) and will report back from time to time their reflections. This is their ...

Explore the 10 largest dams in the U.S. by volume and height. Discover these engineering marvels' vital roles in power ...

Lake Powell — a reservoir on the Colorado River — is rapidly approaching a crisis point as officials worry about low water levels.

Glen Canyon Dam construction in June 1959, looking upstream, showing the completed highway bridge, among other features. U.S. Bureau of Reclamation, University of Utah J. Willard Marriott Library ...

Glen Canyon National Recreation Area officials are urging Lake Powell boaters to be cautious as firefighters scoop up water from the reservoir to fight nearby wildfires.

As Colorado River states race to finish a deal, water users face a resource altered by drought and climate change.

It would restrict Grand Canyon to the relative trickle out of small tributaries below Glen Canyon Dam, and would desiccate the sprawling and lucrative vegetable and forage crop empires of Arizona ...

The Dragon Bravo Fire that destroyed the North Rim lodge will affect visitors and nearby communities. Here's the Canyon's financial impact on Arizona.