Exploring abrupt climate change induced by comets and asteroids during human history

July 30, 2011

I came across the video below this morning on a 2012 site. As regular readers may guess, I don’t get too worked up about next year. But as the 2012 worry-warts research their subject, more and more are coming across the YDB group’s field research and incorporating it into their presentations and arguments regarding…
 
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