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3 June 2015
The Grand Canyon is a bit closer to how it was before one of the country’s largest dams was installed upstream. Three years of releasing water from Glen Canyon Dam to generate controlled floods has resulted in rebuilding sandbars in the Grand Canyon, according to a new USGS article published in Eos, the daily Earth and space science website published by the American Geophysical Union. These simulated floods redistribute sand and mud, which helps develop this critical feature.