Privileged Planet: Lots of water (Introduction)

by David Turell @, Thursday, December 11, 2014, 15:09 (3636 days ago) @ David Turell

Our Earth's surface is 2/3rds ocean. We still don't know where it came from or how:-http://www.bbc.com/news/science-environment-30414519-But it sure is necessary to support life


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