Snowball Earth

A new explanation for the Neoproterozoic Snowball Earth episodes

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Reposted from Earth Logs by Steve Drury The Cryogenian Period that lasted from 860 to 635 million years ago is aptly named, for it encompassed two maybe three episodes of glaciation. Each left a mark on every modern continent and extended from the poles to the Equator. In some way, this series of long, frigid … Read more…

What made Earth a giant snowball 700m years ago? Scientists have an answer

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8 February 2024, University of Sydney Media release Historically low volcanic emissions and weathering events seem likely cause Dr Adriana Dutkiewicz was inspired during a field trip to the Flinders Ranges to find out how volcanic activity turned our blue dot to an ice covered planet. Together with Professor Dietmar Muller and the EarthByte group, … Read more…