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HighFlow
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Glen Canyon Time-Lapse (River Mile 3)
Image animations surrounding the high-flow experiment on the Colorado River in the Grand Canyon....
Glen Canyon Time-Lapse (River Mile 45)
Image animations surrounding the high-flow experiment on the Colorado River in the Grand Canyon....
Opening a Dam to Study and Improve Resources in the Grand Canyon
Dams don't help just by holding water back. By opening Glen Canyon Dam's jet tubes for a high flow experiment—scheduled to take place on March 5—scientists can study and improve resources in Grand Canyon National Park. Learn more by listening to our interview with John Hamill, USGS Gr...