"'Why was Glen Canyon Dam built? Is that still working?' The answer is no," said the Glen Canyon Institute's Zanna Stutts.

As two major reservoirs — Lake Powell and Lake Mead — reach critically low levels, scientists are asking a new question: What ...

From water recycling to desalination, proposed solutions aim to address the Colorado River's long-term shortages.

A new study has identified a natural process that may have helped keep Earth's climate stable for the past 60 million years.

Lake Powell has an issue: More water is streaming out than flowing in. As of Sunday, Lake Powell's water level measured 3,530 feet above sea level. Though this is higher than it was at this time in ...

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The same 40 million people up and down the Colorado River are lining up for an ever-shrinking supply of water.