Yale Climate Change Communication Poll: 23 Percent of Americans Don't Believe Global Warming is Happening

Up 6 percent from April according to the Yale Project on Climate Change Communication

The number of Americans who believe global warming isn't happening has risen to 23 percent, up 7 percentage points since April 2013.

The latest survey, taken in November 2013, finds that the majority of Americans — 63 percent — do believe in climate change, and 53 percent are "somewhat" or "very" worried about the consequences.