The global climate crisis is one of the twenty-first century's most important policy challenges. In the Arctic, melting sea ice has major foreign policy, trade and defense, as well as environmental implications. What does climate change mean for Alaska? In this 2020 interview, Mark Begich, former United States senator from Alaska and Mayor of Anchorage, shares a powerful first-hand account of the impacts of climate change in Alaska, including communities "literally falling into the ocean."