On day thirty-two of his trek through Baffin Island in the Canadian Arctic, renowned explorer Will Steger takes a break  to tell Betsy how climate change is effecting the livelihoods of the people who have lived there for centuries: "This is ground zero of global warming." This is also Global Warming 101, Will’s initiative to share with us the cultural face of the lands that, through no fault of their own, are the first to experience a man-made climate. LISTEN (11 min)