NASA's Mars Reconnaissance Orbiter di...

NASA's Mars Reconnaissance Orbiter discovers evidence that...

There are 1 comment on the Clarksville Online story from Jul 12, 2014, titled NASA's Mars Reconnaissance Orbiter discovers evidence that.... In it, Clarksville Online reports that:

Repeated high-resolution observations made by NASA's Mars Reconnaissance Orbiter indicate the gullies on Mars' surface are primarily formed by the seasonal freezing of carbon dioxide, not liquid water.

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SpaceBlues

Houston, TX

#1 Jul 13, 2014
Correct the title to read "finds" evidence ..

"Using dated before-and-after images, researchers determined the timing of this activity coincided with seasonal carbon-dioxide frost and temperatures that would not have allowed for liquid water."

Of course..

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