03/18/2010 05:12 am ET Updated May 25, 2011

Fossil Fuels Had A Hand In Dinosaur Extinction

Fossil fuels have a new crime to live down. A frenzy of hydrocarbon burning at the end of the Permian period may have led to the most devastating mass extinction Earth has ever seen, as explosive encounters between magma and coal released more carbon dioxide in the course of a few years than in all of human history.

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