"'Why was Glen Canyon Dam built? Is that still working?' The answer is no," said the Glen Canyon Institute's Zanna Stutts.
Images from Lake Powell and the Colorado River show the effects of a 30-year drought.
In a remarkable finding, a scientist has uncovered a new species of eyeless fish in Bobcat Cave, aptly named the demon ...
Lake Powell has hit its lowest-ever level at the start of summer, raising concerns about hydroelectric power and the Colorado River's future.
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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.
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