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5 days agoHow An Ice Age Lasted 56 Million Years - Yet Life Prevailed
Volcanic CO2 release and basalt weathering drove repeated warming and cooling, sustaining multiple global glaciations around the Sturtian glaciation.
Scott Bolton's first encounter with Io took place in the summer of 1980, right after he graduated from college and started a job at NASA. The Voyager 1 spacecraft had flown past this moon of Jupiter, catching the first glimpse of active volcanism on a world other than Earth. Umbrella-shaped outbursts of magmatic matter rocketed into space from all over Io's surface.