Showing posts with label ANCIENT MARTIAN LAKE-BEDS AND RIVERS. Show all posts
Showing posts with label ANCIENT MARTIAN LAKE-BEDS AND RIVERS. Show all posts
Wednesday, December 12, 2012

THE MARTIAN ATMOSPHERE, GONE WITH THE WIND

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FROM: NASA Billions of years ago, Mars had a lot more air than it does today. (Note: Martian "air" is primarily carbon dioxide...