In 1963, the Glen Canyon Dam was built. It created Lake Powell Reservoir, which straddles Utah and Arizona, to ensure a water ...

In 1963, the Glen Canyon Dam was built. It created Lake Powell Reservoir, which straddles Utah and Arizona, to ensure a water supply for the lower Colorado River basin states and Mexico. Over the past ...

On a six-day expedition through Cataract Canyon, I learned what's at stake for the Colorado River — and the people who are ...

Despite water levels not being as high as they once were, nature is finding surprising ways to capitalize on the changes.

Glen Canyon National Recreation Area managers have worked for many years to eliminate the practice of pin anchoring ...

Land re-emerging from dried out reservoirs seems to be thriving with native plants. They're out-competing invasive weeds that are choking the river elsewhere.

A harmful algal bloom has been detected at Lake Powell and across the Glen Canyon National Recreation ... According to a Utah State University study, the number of harmful algal blooms in Utah ...

15.75 x 12.25 in. (40 x 31.1 cm.) ...

The Colorado River is managed like a joint bank account — seven states have equal shares of two basins, and not a single drop ...

So much of the topography and geology in southern Utah and northern Arizona is otherworldly. It includes the Grand Canyon and the Vermilion Cliffs in Arizona, as well as Bryce Canyon, Glen Canyon ...

15.98 x 12.48 in. (40.6 x 31.7 cm.) ...