GOP adds global warming to its 2008 platform The National Republican Party for the first time is expected to acknowledge global warming in its 2008 GOP Platform, according to a draft of the document. “Increased atmospheric carbon has a warming effect on the earth,” the document said. “While the scope and long term consequences of this warming effect are the subject of ongoing research, we believe the United States should take measured and reasonable steps today.” Sen. John McCain (Ariz.), the party’s presumptive presidential nominee, is a strong proponent of tackling global warming and has co-authored legislation to address the issue....