Icelandic engineer Thorleikur Johannesson told the story of how his country abandoned coal in favor of geothermal energy, Oct. 17, 2016 at a roundtable discussion organized by the Mario Einaudi Center for International Studies, the Atkinson Center for a Sustainable Future and the Cornell Energy Institute. Johannesson was joined by Todd Cowen, associate director for energy, Atkinson Center; KyuJung Whang, vice president for infrastructure, properties and planning; and moderator Jeff Tester, director of the Cornell Energy Institute. Cornell is considering geothermal heat to warm its campus.