Post by Deleted on Aug 29, 2008 5:41:14 GMT 10
Seriously interesting, this. Here's a playlist of video presentations about the end-Pleistocene ET impact(s) that triggered the Younger Dryas event by destabilising the Laurentide ice sheet. This is held to have caused the death of northern hemisphere megafauna.
www.youtube.com/view_play_list?p=91566C328E999E76
To remind, the paper that got the ball rolling, so to speak ...
Evidence for an extraterrestrial impact 12,900 years ago that contributed to the megafaunal extinctions and the Younger Dryas cooling Dryas cooling. Firestone et. al., PNAS October 9, 2007 vol. 104 no. 41 16016-16021
www.youtube.com/view_play_list?p=91566C328E999E76
To remind, the paper that got the ball rolling, so to speak ...
Evidence for an extraterrestrial impact 12,900 years ago that contributed to the megafaunal extinctions and the Younger Dryas cooling Dryas cooling. Firestone et. al., PNAS October 9, 2007 vol. 104 no. 41 16016-16021