U.S. Adults Less Likely Than Europeans to Think Humans Are Contributing to the Increase in Global Temperatures

"While two-thirds of U.S. adults (65%) believe humans are contributing to an increase in global temperatures, this is less than the British (77%), Italian (87%) and French and Spanish (88% each) who believe this. The country where they are most likely to believe humans are contributing to this increase in temperatures is Germany (92%)."

A little more information on our beliefs about global warming it looks like the majority of the US believes in (65%) global warming.