Latest Younger Dryas impact hypothesis Stories
2013-01-30 20:42:49
Lee Rannals for redOrbit.com – Your Universe Online Researchers are contradicting one hypothesis that comet explosions may have ended the 9,000-year-old Clovis culture. The Clovis comet hypothesis was first reported in 2007, claiming a comet initiated the Younger Dryas cold period nearly 13,000 years ago. This period, also known as the Big Freeze, was a brief period of cold climatic conditions and drought, causing the collapse of the North American ice sheets. According to the...
