February 2008 (Volume 59, Number 9)
Notes from the Editors
Twenty years ago climatologist James Hansen of NASA’s Goddard Institute of Space Studies, widely considered to be the world’s leading authority on global warming, first brought the issue into the public spotlight in testimony before the U.S. Congress. Recently, Hansen published an article entitled “Climate Catastrophe” in the New Scientist (July 28, 2007), http://www.newscientist.com. There he presented evidence suggesting that under “business as usual,” in which greenhouse gas emissions continue to increase unchecked, a rise in sea level by several meters during the present century due to the melting of polar ice sheets is a “near certainty.” | more…