The Madhouse Effect: Climate Change Denial in the Age of Trump

Scientists worldwide largely agree that global warming is occurring. Seventy percent of Americans agree, according to a 2016 poll from Yale University. Still, the U.S. is the only country to reject the Paris Agreement, the government proposed to scrap the Clean Power Plan and the EPA eliminated the climate change section of their website. Michael E. Mann, Ph.D., discusses the realities of climate change.