This symposium presents varied perspectives from earth scientists, ecologists, and paleoanthropologists on how climate may have shaped human evolution, as well as the prospects for the future of world climate, ecosystems, and our species. Elizabeth Hadly begins with a discussion about A Tipping Point: Using the Past to Forecast Our Future, followed by Naomi Oreskes on Human Impacts: Will We Survive the Future?, and Veerabhadran Ramanathan on Climate Change Mitigation: In Pursuit of the Common Good. Recorded on 05/15/2015.