Wind action This image of the Martian surface was taken by HiRISE on the Mars Reconnaissance Orbiter and shows yardangs. These are bedrock structures that are carved by the wind. This has created sand in the regions between the yardangs, which has been rippled by the wind. The very dark regions are shadows cast by the yardangs. (Courtesy: NASA/JPL-Caltech/Univ. of Arizona)
Wind energy could help power human missions on Mars, according to a study that used the NASA Ames Ma
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