SPACE: WHERE ARE WE GOING?
Showing posts with label
SAND DUNES
.
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Showing posts with label
SAND DUNES
.
Show all posts
Sunday, March 16, 2014
ICE RETREATS AT THE MARTIAN DUNES DURING MARTIAN SPRING
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FROM: NASA Mars’ northern-most sand dunes are beginning to emerge from their winter cover of seasonal carbon dioxide (dry) ice. Dark, b...
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