Sturtian glaciation
Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Cryobiology, Extinction events, Gaia - Planetary Perspectives, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Polar / Alpine Expeditions, Press Release, Robotics/Rovers/UAVs, Sample Return

A New Explanation For Snowball Earth

by Keith Cowing

A new study by Earth scientists in the Harvard John A. Paulson School of Engineering and Applied Sciences (SEAS) offers an explanation for one of Earth’s great climate puzzles: how […]

Posted inAstrogeology, Atmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Extinction events, Gaia - Planetary Perspectives, Habitable Zones, Icy Worlds, Press Release, Water/Hycean Worlds & Oceanography

Ancient Rocks Reveal Annual Climate Cycles During Snowball Earth

by Keith Cowing

Scientists at the University of Southampton have uncovered evidence from ancient rocks that the Earth’s climate continued to fluctuate during its most extreme ice age – known as Snowball Earth.

Posted inAtmospheres, Climate, Weather, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Status Report, Water/Hycean Worlds & Oceanography

Four-million-year Marinoan Snowball Shows Multiple Routes To Deglaciation

by Keith Cowing

Twice during the Neoproterozoic Era, Earth experienced runaway ice-albedo catastrophes that resulted in multimillion year, low-latitude glaciations: the Sturtian and Marinoan snowball Earths.

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