I was reading Carol Tavris piece on when gifted children grow up. I was searching for the digital version but got this instead.
The biggest mass extinction in the history of the world was caused by carbon dioxide. That’s the conclusion of a shocking new study published last week in Science Magazine. According to that study - the Permian Mass Extinction - which occurred 252 million years ago - started when a group of volcanoes erupted in Siberia - sending tons upon tons of CO2 into the atmosphere.
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