Global Warming Statistics

percent of Americans who believe global warming is very real              70%
percent of Americans who believe global warming is not happening          12%
percent of Americans who believe global warming is caused mostly by human activity                                                                   54%
percent of Americans who say they are "somewhat" or "very worried" about
global warning                                                             58%
percent of Americans who say they trust climate scientists as a source of
information about global warming                                           76%
pencent of climate scientists who believe global warming is being caused
by human                                                                   90%
percent of all carbon dioxide that is emitted by man made sources          1%