SAN FRANCISCO, September 11, 2018 — Former U.S. Vice President Al Gore discusses the advancements of the "sustainability revolution" with Laura Tyson, interim dean at the Haas School of Business at the University of California at Berkeley. The conversation was part of COAL + ICE in San Francisco, a three-week climate-related festival of dance, spoken word, food, family activities, films, educational programming, and creative dialogue that invites diverse audiences to participate in a conversation about climate change. (37 min., 53. sec.)