New, tighter timeline confirms ancient volcanism aligned with dinosaurs’ extinction

18 diciembre 2014

A definitive geological timeline shows that a series of massive volcanic explosions 66 million years ago played a role in the extinction event that claimed Earth’s non-avian dinosaurs, and challenges the dominant theory that a meteorite impact was the sole cause of the extinction.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/pcgS9QwTjxg/141218154544.htm

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