Outspoken NASA climatologist and IPCC author Jim Hansen gives an update on global warming, tipping points and the massive extinctions that could result.
tipping
How to Boil a Frog presents Jim Hansen
(via www.youtube.com)
Submitted by How to Boil a Frog on Fri, 2008-05-16 20:59. | Tags: politics | bush | climate change | extinction | frog | global warming | Goddard | hansen | ipcc | nasa | science | suppression | tipping | tipping points
