“Not so fast. If you read other articles from the same site you find that ... “
The article I posted was just one at the Science News source that pointed to an asteroid/comet impact as being the source of the extinctions and not humans ...
1. Six North American Sites Hold 12,900-year-old Nanodiamond-rich Soil http://www.sciencedaily.com/releases/2009/01/090101172136.htm
2. Extraterrestrial Impact Likely Source Of Sudden Ice Age Extinctions - http://www.sciencedaily.com/releases/2007/09/070924172959.htm
3. Did A Comet Hit Great Lakes Region, Fragment Human Populations, 12,900 Years Ago? - http://www.sciencedaily.com/releases/2007/05/070523094009.htm
4. Exploding Asteroid Theory Strengthened By New Evidence Located In Ohio, Indiana - http://www.sciencedaily.com/releases/2008/07/080702160950.htm
George
I’m still gonna burn my SUV!