Volcanic Activity May Have Contributed to Cretaceous Extinction (3 of 4) (IMAGE)

American Association for the Advancement of Science (AAAS)

Volcanic Activity May Have Contributed to Cretaceous Extinction (3 of 4)

Caption

Paul Renne, director of the Berkeley Geochronology Center and a professor-in-residence at UC Berkeley, inspects a reddened soil horizon called a red bole between lava flows. This material relates to a paper that appeared in the Oct. 2 2015, issue of Science, published by AAAS. The paper, by P.R. Renne; C.J. Sprain at Berkeley Geochronology Center in Berkeley, CA, and colleagues was titled, "State shift in Deccan volcanism at the Cretaceous-Paleogene boundary, possibly induced by impact."

Credit

Mark Richards, UC Berkeley

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