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No return? The parched estuary of the Colorado River will benefit less than riparian vegetation further upstream.

No return? The parched estuary of the Colorado River will benefit less than riparian vegetation further upstream.

Edith Santiago

U.S. and Mexico Unleash a Flood to Restore Colorado River Delta

The Colorado River delta once supported many birds and other species. After the U.S. government dammed the river, the lush habitat became a salt-caked wasteland. Now, an experimental flood will send water down the dry channel to help restore the ecosystem. Researchers will evaluate the responses of the riverbed, soil, and native vegetation, and perhaps pave the way for future floods.

For the full story, see this week's issue of Science.