Big Freeze
Abrupt climate change in the form of more frequent Big Freezes could spell disaster
The next ice-age may still be in the distant future but Naked Science examines how abrupt climate change in the form of more frequent Big Freezes could spell disaster for human life on Earth?
http://www.theage.com.au/tv/Science/show/Naked-Science/Big-Freeze-4312951.html
