February 20, 2009
Skeptics From Around the Globe - United States
Dr. Joanne Simpson:Atmospheric Scientist, Former Chief Scientist Emeritus for Meteorology, Earth Sun Exploration Division NASA, first woman in the world to receive a PhD in meteorology who has authored more than 190 studies and has been called "among the most preeminent scientists of the last 100 years."
"Since I am no longer affiliated with any organization nor receiving any funding, I can speak quite frankly….As a scientist I remain skeptical...The main basis of the claim that man’s release of greenhouse gases is the cause of the warming is based almost entirely upon climate models. We all know the frailty of models concerning the air-surface system."