A major political struggle surrounds current efforts to enact legislation addressing the harmful effects of climate change. Opponents of legislation limiting carbon dioxide emissions express doubt about the scientific evidence for global warming. Since the issuance of the Intergovernmental Panel on Climate Change Science Report in 2007 (the Physical Science Report, hereafter referred to as the "IPCC-2007 Science Report"), many legislators have concluded correctly that the relevant science is settled. A vocal minority, however, continues to insist otherwise. Lawmakers opposed to legislation needed to slow global climate change have hailed the recently published United States Senate Minority Report on Global …