New research shows prehistoric lake contributed to the birth of the Grand Canyon
April 16, 2026
April 16, 2026
WASHINGTON, April 16 -- The U.S. Department of the Interior U.S. Geological Survey issued the following news release:
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New research shows prehistoric lake contributed to the birth of the Grand Canyon
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RESTON, Va. -A new collaborative study led by the U.S. Geological Survey provides strong evidence that the Grand Canyon was carved out by spillover flooding from ancient Lake Bidahochi, a large lake fed by the ancestral Colorado River. The l . . .
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New research shows prehistoric lake contributed to the birth of the Grand Canyon
*
RESTON, Va. -A new collaborative study led by the U.S. Geological Survey provides strong evidence that the Grand Canyon was carved out by spillover flooding from ancient Lake Bidahochi, a large lake fed by the ancestral Colorado River. The l . . .