USA Today: The vast majority of Americans in each of 40-plus states surveyed say global warming is real, serious and man-made, and the concerns tend to be slightly higher in coastal or drought-stricken areas, says an analysis out today. At least 75% of U.S. adults say global warming has been happening, but the Stanford University research found that 84% or more took that view in states recently hit by drought Arizona, New Mexico, Oklahoma and Texas or vulnerable to sea-level rise: Delaware, Maine, Massachusetts,...