Presented by Woodwell Climate Research Center's Dr. Sue Natali, Dr. John P. Holdren of Harvard's Kennedy School of Government and Department of Earth & Planetary Sciences , Union of Concerned Scientist's Senior Fellow Joel Clement, US Arctic Research Commission's Chair Fran Ulmer, and Woodwell Climate Research Assistant Darcy Peters. Moderated by Woodwell Climate's Dr. Heather Goldstone, Chief Communications Officer.