to director Guggenheim, who asked Gore to join him and other members of the crew on stage. For example, Gore discusses the possibility of the collapse of a major ice sheet in Greenland or in West Antarctica, either of which could raise global sea levels by approximately 20 feet (6 m flooding coastal areas and producing 100 million refugees. Central Ohio Film Critics Association. Archived from the original on October 28, 2009. "The Flipping Point: How the evidence for anthropogenic global warming has converged to cause this environmental skeptic to make a cognitive flip".
"Warning of Calamities and Hoping for a Change in An Inconvenient Truth". The Christian Science Monitor.
Archived from the original on August 4, 2009. "Al Gore On The Red Carpet For A Cause". In that sense, the ice core CO2-temperature correlation remains an appropriate demonstration of the influence of CO2 on climate." 39 Steig disputed Gore's statement that you can visibly see the effect that the United States Clean Air Act has had on ice cores in Antarctica. Retrieved March 7, 2007. The last time scientists can be certain the pole was awash in water was more than 50 million years ago. Archived from the original on May 13, 2008. The red part of the curve represents modern instrument-measured surface temperatures, the blue represents proxy data, the black line is a smoothed worst college app essays average of the proxy data, and the gray represents the margin of error with 95 confidence.