Tuesday, March 16, 2010

Rolling Martian Avalanche Greets The Spring

Martian Avalanche Keep those red rocks rolling NASA/JPL/University of Arizona

From Popular Science:

Springtime on Mars means the thaw of carbon dioxide ice in the northern hemisphere. And when the dry ice goes, the party's over for any trapped debris that then goes tumbling down Martian cliffs in spectacular images such as this.

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