'Snowball Earth' was more a slushball


	'Snowball Earth' was more a slushball

pokkets

12-6-2007 5:48 AM

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tags:

earth, ice, snow, slush, heat, cold

pokkets says:

The freeze was about 600 million years ago, and it caused life to stall. There is an explosion of life and diversity, found in the fossil record after the thaw.

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