New Martian Channels Forming

New Martian Channels Forming

New channel on Mars.jpg


NASA released this image of a new channel that has formed on the surface of Mars very recently. The image on the left was taken in 2010 and the new image of the same location on the right was taken in 2013 by the HiRISE camera. The new channel is thought to be formed by carbon dioxide eroding as material flows down from the head of the gulley. This is because temperatures are too cold for water to have done this. The images again demonstrate the active surface of Mars that was once thought to be pretty geologically inactive.

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Image by: NASA/JPL-Caltech/Univ. of Arizona

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