New theory on how Earth's crust was created
Date:
May 5, 2017
Source:
McGill University
Summary:
Conventional theory holds that all of the early Earth's crustal ingredients were formed by volcanic activity. Now, however, earth scientists have published a theory with a novel twist: some of the chemical components of this material settled onto Earth's early surface from the steamy atmosphere that prevailed at the time.
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FULL STORY
https://www.sciencedaily.com/releases/2017/05/170505121013.htm
