“This was a blank space on the map, and they filled it in ... to trace the Grand Canyon’s flora over time. When Glen Canyon Dam went up in 1966, it significantly altered the ways in ...

In this map, Colorado, Utah ... Water sits low behind Glen Canyon Dam on Nov. 2, 2022 near Page, Ariz. Low water levels in Lake Powell could jeopardize the dam’s ability to produce hydropower ...

The mountains that feed the Colorado River with snowmelt are strikingly dry, with many ranges holding less than 50% of their average snow for this time of year. The low totals could spell trouble for ...

Dam maintenance and non-native fish reduction efforts led the government to reject an environmentally restorative flood in ...

Critics argue that failing to flood the Grand Canyon on a regular basis causes its beaches to wash away and has a devastating impact on its wildlife. The Bureau of Reclamation has said it will not ...

citing ongoing work on Glen Canyon Dam and in the Colorado River downstream. Colorado River advocates say failing to flood the Canyon will hurt efforts to restore beaches and preserve the ...

Since 1963 the Glen Canyon Dam has obstructed the flow of water and accompanying sand into the Grand Canyon via the Colorado River. In response the Glen Canyon Dam Adaptive Management Program ...

Authorized in 1956 and built by the U.S. Bureau of Reclamation, Glen Canyon Dam flooded Glen Canyon in 1963 with the reservoir water of Lake Powell. Remnants of the early mining ventures in Glen ...