Source: CO2 Science

by Sherwood, Keith and Craig Idso

In his 26 April 2007 testimony before the Select Committee of Energy Independence and Global Warming of the U.S. House of Representatives entitled “Dangerous Human-Made Interference with Climate,” NASA’s James Hansen stated that life in alpine regions is “in danger of being pushed off the planet” in response to continued greenhouse-gas-induced global warming. Why? Because that’s what all the species distribution models of the day predicted at that time. Now, however, a set of new-and-improved models is raising some serious questions about Hansen’s overly zealous contention, as described in a “perspective” published in Science by Willis and Bhagwat (2009). (more…)