Color data, carbon and oxygen isotopes, and offsets from BBCP Polecat Bench cores 2A and 2B

Gabriel J Bowen, Bianca J Maibauer, Mary J Kraus, Ursula Röhl, Thomas Westerhold, Amy Steimke, Philip D Gingerich, Scott L Wing & William C Clyde
The Earth's climate abruptly warmed by 5-8 °C during the Palaeocene-Eocene thermal maximum (PETM), about 55.5 million years ago**1,2. This warming was associated with a massive addition of carbon to the ocean-atmosphere system, but estimates of the Earth systemresponse to this perturbation are complicated by widely varying estimates of the duration of carbon release, which range from less than a year to tens of thousands of years. In addition the source of the carbon, and...
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