Do 97% of Climate Scientists Really Agree?

Is it true that 97% of climate scientists agree that climate change is real? Where does the 97% figure come from? And if it is true, do they agree on both the severity of and the solution to climate change? New York Times bestselling author Alex Epstein, founder of the Center for Industrial Progress, reveals the origins of the "97%" figure and explains how to think more clearly about climate change.