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Ancient Earth may have made its own water: Rock circulating
http://www.epgeology.com/news-f37/ancient-earth-may-have-made-its-own-water-rock-circulating-t6471.html
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Author:  NewsPoster [ Tue Dec 23, 2014 2:54 am ]
Post subject:  Ancient Earth may have made its own water: Rock circulating

Science Daily Geology

In a finding that meshes well with recent discoveries from the Rosetta mission, researchers have discovered a geochemical pathway by which Earth makes it own water through plate tectonics. This finding extends the planet's water cycle to billions of years -- and suggests that enough water is buried in the deep earth right now to fill the Pacific Ocean.

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