Contact: Richard Lewis
richard_lewis@brown.edu
401-863-3766
Brown University

Moraine on a Martian Box Canyon

Caption: This high-resolution image, taken by the Mars Reconnaissance Orbiter, shows the rock debris that Brown scientists believe was left by a glacier that rose at least one kilometer from the surrounding plain and flowed downward onto the canyon. The image is on the cover of May's issue of Geology magazine.

Credit: NASA

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Related news release: Glaciers reveal Martian climate has been recently active