Did Asteroid Impact or Volcanic Eruption Kill the Dinosaurs?

Compelling new evidence supports the hypothesis that the Chicxulub asteroid off the coast of the Yucatan Peninsula in Mexico 66 million years ago ignited volcanoes around the globe, most catastrophically in India, and that, together, these two planet-wide catastrophes caused the extinction of many land and marine animals, including the dinosaurs.

See more at: http://drexel.edu/now/archive/2015/October/Volcano-Asteroid/#.dpuf

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