Globetrotting docu-series about the human impacts of climate change. Harrison Ford goes to Indonesia to investigate how the world's appetite for palm oil has inadvertently created one of the largest emitters of greenhouse gases. Back in the U.S., Don Cheadle meets a climate scientist and Evangelical Christian, with a very different explanation for the Texas drought. And, Pulitzer Prize-winner Thomas L. Friedman travels to Syria, examining how climate change can be a stress point in a volatile political situation. Series premiere.