Department of Commerce, National Oceanic and Atmospheric Administration, National Environmental Satellite Data and Information Service, National Climatic Data Center
Committee on International Polar Year 2007-2008, Report of the Implementation Workshop, Polar Research Board, Division on Earth and Life Studies, National Research Council of the National Academies
Committee on the Assessment of NASA's Earth Science Program ; Space Studies Board ; Division on Engineering and Physical Sciences ; National Research Council of the National Academies