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Did Snowball Earth Happen Because of a Sudden Drop in Sunlight?

Discussion in 'Astronomy and Space News' started by Universe Today, Aug 14, 2020.

Did Snowball Earth Happen Because of a Sudden Drop in Sunlight?

Started by Universe Today on Aug 14, 2020 at 3:23 PM

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  1. Universe Today

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    Did Snowball Earth Happen Because of a Sudden Drop in Sunlight?
    by Evan Gough

    Hundreds of millions of years ago, Earth went through two episodes of severe glaciation. These two episodes—the Sturtian and the Marinoan glaciations—occured during the Earth’s Cryogenian Period. The Cryogenian lasted from about 720 million to 635 million years ago. The phenomenon is called “Snowball Earth” and both instances of it happened in pretty quick succession. …

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