Manage updates with the Download AppThe erosion of Ares Vallis
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In Ares Vallis, teardrop mesas stretch out behind impact craters caused by crater rims diverting floods where the ground was protected from erosion. Scientists estimate the floods that have caused these formations had peak volumes many times the flow of today's Mississippi River.
July 31, 2012 8:23 AM PDT
Photo by: NASA/JPL-Caltech/ASU
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