Saturday, February 23, 2008

History of Grand Canyon




Origin of Grand Canyon



Photo: Frederic Labaune



The Colorado River plays a pivotal role in the cutting of Grand Canyon and the region's landscape evolution. How this started is still a bit of a mystery.

A group of geoscientists now believe they have solved part of the puzzle.




Regional geography and topography of Grand Canyon and Lake Mead region along the Colorado River. Large arrows indicate hypothetical paths of Colorado River before major incision of Grand Canyon.






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