Tag: Phoebe A. Cohen
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Nation & World
Signs of ‘snowball Earth’
Researchers find strong clues that sea ice covered tropical climes, including the equator, 716.5 million years ago, suggesting there was a time of a “snowball Earth.”
Researchers find strong clues that sea ice covered tropical climes, including the equator, 716.5 million years ago, suggesting there was a time of a “snowball Earth.”