The Colorado River system is running out of buffer, and researchers warn the next year or two could push Lake Powell and Lake ...

Giant dams built to conserve the Colorado River have nearly wiped out nearby native cottonwood trees, causing big ecosystem disruption. Tiny dams built to mimic those built by beavers could bring them ...

Representatives of California, Arizona and Nevada are urging the Trump administration to take a different approach in confronting the problems of the water-starved Colorado River. As Trump’s ...

Farms and cities use so much of the Colorado River's water that little remains for the river's own ecosystem. Will ...

Hydropower output at Hoover Dam is down by about half since 2000. Lakes Mead and Powell are approaching critical thresholds below which hydropower generation would be severely curtailed or cease.

The hourglass is running out of sand when it comes to solving the crisis on the Colorado River, but a group of states sees an opportunity: a new administration. In a letter sent to Interior Secretary ...

Giant dams built to tame the Colorado River have nearly wiped out native cottonwood trees along many riverbanks, disrupting local ecosystems. But new tiny dams, built to mimic ones that beavers make, ...