Associated Press: A new U.S. report says despite years of study and analysis, the world is unprepared for climate change and needs to rethink basic assumptions that govern things as varied as choosing cars and building bridges. The report comes from the U.S. National Research Council – the working arm of the National Academy of Sciences. It says current building, land use and planning practices assume a continuation of climate as it has been known in the past. The council says “that …