Other Professional Activities
Member, Hoover Commission Task Force on Natural Resources, 1948
Vice-Chair, President's Water Resources Policy Commission, 1950
Member, UNESCO Advisory Committee on Arid Zone Research, 1953-
1956
Chair, United Nations Panel on Integrated River Development, 1957-1958
President, Association of American Geographers, 1961-1962
Consultant, Lower Mekong Coordinating Committee, Cambodia, Laos,
Thailand, and Vietnam, 1961-1962, 1970
Chair, American Friends Service Committee, 1963-1969
Member, Special NSF Commission on Weather Modification, 1964-1965
Chair, Bureau of Budget Task Force on Federal Flood Policy, 1965-1966
Chair, Committee on Water, National Research Council, 1964-1968
Chair, Steering Committee for High School Geography Project, 1964-
1970
Member, UNESCO Advisory Committee on Natural Resource Research,
1967-1971
Member, Advisory Committee on Environmental Science, National
Science Foundation, 1968-1971
Scientific Advisor on Man-made Lakes to Administrator of United
Nations Development Programme, 1966-1971
Chair, Commission on Man and Environment, International Geographical
Union, 1969-1976
Member, Scientific Committee on Problems of the Environment,
International Council of Scientific Unions, 1970- (President, 1976-1982)
Chair, Advisory Board, Energy Policy Project, 1972-1974
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