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snowball earth hypothesis

Geology
Tutor: None Selected Time limit: 0 Hours

·         What is the “Snowball Earth” hypothesis? Cite one argument for and one argument against this hypothesis?

May 4th, 2015

The Snowball Earth hypothesis posits that the Earth's surface became entirely or nearly entirely frozen at least once, sometime earlier than 650 Mya (million years ago).

May 4th, 2015

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