What changed in the United States with Hurricane Katrina was a feeling that we have entered a period of consequences. Al Gore On February 05, 2007, the Intergovernmental Panel on Climate Change (IPCC) published the executive summary of its fourth assessment report (to be published April 06, 2007). In the summary, it not only acknowledged that climate change is happening at an accelerated rate, but also that its consequences would be dreary: changes in precipitation and in wind patterns, a rise of the sea levels, and desert- cation will globally impact the frequency of disasters and impair...