Issues

Funding shortfalls are hobbling efforts to clean up watersheds and protect drinking water for more than 1 million Coloradans.

Residents of Colorado's Pitkin County are reviving efforts to secure a Wild & Scenic designation on the Crystal River, but it won't be easy.

Upper basin states seek added leverage to protect their river shares amid difficult talks with California and the lower basin

Deep below Arizona sit large volumes of water that are less salty than the ocean, but not easily used. If it were all pumped to the surface and purified, this brackish groundwater would supply Arizona’s water needs for a century or more. Problem is, it can’t all be pumped.

The vast majority of comments received by the agency opposed the proposed dam and reservoir in Western Colorado.

Western cities are using new tactics to address shrinking water supplies due to drought and population growth.

The latest National Climate Assessment warns of a shrinking snowpack and serious downstream consequences.

Environmental correspondent Laura Paskus revisits the Gold King Mine spill and the destructive impact of the toxic orange plume that went flowing down the Animas and San Juan rivers five years ago.

This map shows total rain and snowfall in the contiguous United States, every month from 1981 to the present. The map's color scale runs from white (no precipitation), to blue (significant precipitation) to red (intense...

Scientists fear that eventually the toxic residue of more than a century of agricultural runoff will be blown into the air — and into the lungs of residents.