Millennials are broadly convinced human-induced climate change is real and deserves action, but millennial Republicans are relatively less concerned. 88% of millennials believe climate change is happening and 62% believe it is being driven by human activity. 69% think climate change will affect them in their lifetimes. 57% of millennials think the U.S. is headed in the wrong direction or is on the wrong track in addressing climate change. Climate change ranked 4th as the most important issue facing the country behind economy, immigration, and health care. 80% of millennials overall (including 61% of young Republicans) are concerned with air pollution and 77% (including 51% of young Republicans) are concerned about climate change. Additional analysis in Think Progress.