Stretching Crust Explains Earth's 170000-Year-Long Heat Wave - Eos

During a brief period in Earth’s past, a massive emission of carbon abruptly raised global temperatures, acidified oceans, and stamped out species. New data may help explain how it happened.

Fifty-six million years ago, Earth endured a heat wave that lasted 170,000 years. The event, known as the Paleocene-Eocene Thermal Maximum (PETM), ushered in a wave of evolutionary shifts. New resear… [+5647 chars]

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