• 4 Verona Shelving Facility
• 3 Wisconsin's Water Library
• 2 Memorial Library
• 2 Steenbock Library

• 17 Water-supply
• 10 Economic aspects
• 7 Environmental aspects
• 6 Government policy
• 6 Social aspects
• 5 History
• 5 Management
• 5 Political aspects
• 4 Drinking water
• 4 Law and legislation
• 4 Privatization
• 4 Water conservation
• 3 Dams
• 3 Sustainable development
• 3 Water
• 3 Water utilities
• 2 Bottled water
• 2 Bottled water industry
• 2 Citizen participation
• 2 Economic conditions
• 2 Health aspects
• 2 Land use
• 2 Social conditions
• 2 Water quality management

• 4 Bullfrog Films
• 3 Barlow, Maude
• 2 Achbar, Mark
• 2 Atlas Films
• 2 Bozzo, Sam, 1969-
• 2 Clarke, Tony, 1944-
• 2 Crookes, Philip
• 2 Deutsche Welle TV
• 2 Films for the Humanities & Sciences (Firm)
• 2 Fussell, Charles
• 2 Gibson, Sarah
• 2 Gil-Ordóñez, Angel
• 2 Gleick, Peter H
• 2 Hefner, Arno
• 2 Horowitz, Joseph, 1948-
• 2 Kaufman, Deborah
• 2 King, Floyd
• 2 Lindsey, Jason
• 2 Litvinoff, Si
• 2 Lorentz, Pare
• 2 Mulroy, Patricia
• 2 Naxos Digital Services
• 2 Purple Turtle Films
• 2 Seibold, Jörg
• 2 Snitow, Alan

• 25 English
• 5 Spanish
• 3 Hindi
• 2 French
• 2 Slovak
• 2 Tamil
• 2 Undetermined

• 4 United States
• 3 India
• 3 Mexico
• 2 Great Plains
• 2 Mexico City
• 2 Mississippi River
• 2 Mississippi River Valley
• 2 West (U.S.)
• 2 Wisconsin
• 1 British Columbia
• 1 China
• 1 Colorado River (Colo.-Mexico)
• 1 Egypt
• 1 Greenbush
• 1 Gujarat
• 1 Hawaii
• 1 Iraq
• 1 Israel
• 1 Jakarta
• 1 Jordan River Region
• 1 Kulu (District)
• 1 Lagos
• 1 Las Vegas
• 1 Lesotho
• 1 Minnesota

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