Organization Environmental Defense Fund

U.S. News & World Report

Princeton University

Harvard-Smithsonian Center for Astrophysics

American Association for the Advancement of Science

American Geophysical Union

American Meteorological Society

American Physical Society

International Glaciological Society

State University of New York, Stony Brook

Brown University

Watson Institute for International Studies

Cary Institute for Ecosystem Studies

University of Kansas

Harvard University

Yale University

United States Forest Service

Environmental Protection Agency