Scientific American: The White House obviously accepts the science behind human-caused climate change, as was made clear again this week by its announcement of plans to cut carbon emissions from U.S. power plants 30 percent from 2005 levels by the year 2030. Some Americans remain skepticalbut theyre in the minority. As The New York Times reports, most Americans think global warming is a fact. Strangely enough, not everyone who accepts the data on anthropogenic global warming trusts climate scientists. According to...