Comedian, Host, Climate Town

Director of learning and partnerships, Center for Disaster Philanthropy

Climate Justice Program Director, Clean Water Action

Professor, Urban and Environmental Policy Planning, Tufts University

Research and Policy Director, Asian Pacific Environmental Network (APEN)

Executive Director, Imagine Water Works

Indigenous environmental historian and ethnobotanist

Director, The American Buffalo

Author, social activist

Environment Reporter, Editor, The World

U.S. Representative (D-CA 17th District)

Director of the School of Public Policy and Global Affairs, University of British Columbia; Former Chair, Nuclear Regulatory Commission

TEPCO Professor of Nuclear Science and Engineering, MIT

Senior Research Scholar and the Senior Director of Research at the Center on Global Energy Policy, Columbia University

Author, journalist, and activist

Director, Kennisland, Former Deputy Mayor, Amsterdam

Journalist and author of Austerity Ecology & The Collapse-Porn Addicts

Climate and social justice activist

Climate Fiction Creative Manager, Grist

Green Stories Project; Professor of Sustainable Business, University of Southampton; Author, "Habitat Man"