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Thursday, August 12, 2010

A Mantle of Ice on Mars?

This image from HiRISE shows a "mantled" terrain where features of the landscape appear subdued. This might be due to a surface layer of water and carbon dioxide ice that varies seasonally or with changes in Mars' orbit.

Image credit: NASA/JPL/University of Arizona

link to original article here: http://www.uahirise.org/PSP_002917_2175

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