View Full Version : Water Or Not? Fresh Martian Trenches Primarily Due To Carbon Dioxide Freezes, Study S

2014-Jul-11, 02:40 PM
Does liquid water currently flow on the surface of Mars? Fresh-looking trenches on the Red Planet have come under a lot of scrutiny, including a 2010 study concluding that 18 dune gullies were primarily formed by carbon dioxide freezing. A new study looking at several more gullies comes to about the same conclusion. Researchers examined […]

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