Huffington Post: A LARGE MAJORITY OF AMERICANS SEE CLIMATE CHANGE AS A PROBLEM - Scott Clement: "A clear but declining majority of Americans say climate change is a serious problem facing the United States in a new Washington Post-ABC News poll, with giant partisan disagreement on all aspects of the issue....Sixty-three percent of Americans say climate change is a serious problem facing the country, slipping from 69 percent in June.[N]early half of Americans, 47 percent, say the federal government should do more...