claim: the total area burned in the western United States over the past 33 years was double the size it would have been without any human-caused warming.
evidence: In January 2015, the Republican-led U.S. Senate voted 98–1 to pass a resolution acknowledging that "climate change is real and is not a hoax"; however, an amendment stating that "human activity significantly contributes to climate change" was supported by only five Republican senators.