Around the globe, scientists are racing to solve a series of mysteries. Unsettling transformations are sweeping across the planet, and clue-by-clue, investigators around the world are assembling a new picture of Earth, discovering ways that seemingly disparate events are connected. Crumbling houses in New Orleans are linked to voracious creatures from southern China. Vanishing forests in Yellowstone are linked to the disappearance of wolves. An asthma epidemic in the Caribbean is linked to dust storms in Africa. Scientists suspect we have entered a time of global change swifter than any human being has ever witnessed. Where are we headed? What can we do to alter this course of events? This four-part series, hosted by Award-winning actor, writer and director Edward Norton ("Fight Club, American History X"), is constructed as a high-tech detective story, with the fate of the planet at stake.