Highlights: About six in ten Americans (58%) say “global warming is affecting weather in the United States.” Many Americans believe global warming made recent extreme weather and climatic events “more severe,” specifically: 2012 as the warmest year on record in the United States (50%); the ongoing drought in the Midwest and the Great Plains (49%); Superstorm Sandy (46%); and Superstorm Nemo (42%)… Download the Report Here.