Ancient floods challenge modern notions about Colorado River

Geologists have found evidence for frequent and large floods that raged down the Colorado River in the last 2000 years. If such floods happened again, they could jeopardize the water security of the American West. Learn more in my LA Times story.

The Colorado winds around Horseshoe Bend. (Credit: Paul Hermans - West America 2012, GFDL)
The Colorado winds around Horseshoe Bend. (Credit: Paul Hermans – West America 2012, GFDL)
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