LA Times: A few weeks before seminal climate change talks in Kyoto back in 1997, Mobil Oil took out a bluntly worded advertisement in the New York Times and Washington Post. Lets face it: The science of climate change is too uncertain to mandate a plan of action that could plunge economies into turmoil, the ad said. Scientists cannot predict with certainty if temperatures will increase, by how much and where changes will occur. One year earlier, though, engineers at Mobil Oil were concerned enough about...