• 1 Wisconsin's Water Library

• 8 DVDs

• 14 Energy consumption
• 13 Food
• 13 Food industry and trade
• 12 Alternative agriculture
• 12 Energy development
• 11 Environmental protection
• 11 Sustainable agriculture
• 9 Natural resources
• 9 Power resources
• 8 Natural foods
• 7 Local foods
• 7 Management
• 7 Marketing
• 7 Quality
• 6 Conservation of natural resources
• 6 Food habits
• 6 History
• 5 Environmental policy
• 5 Government policy
• 4 Climatic changes
• 4 Petroleum industry and trade
• 4 Pollution
• 4 Technology and civilization
• 3 Climate change mitigation

• 12 Food Forward Productions
• 12 Ridge, Justin
• 12 Roden, Greg
• 8 Films Media Group
• 8 Films for the Humanities & Sciences (Firm)
• 6 Infobase
• 4 Alpheus Media (Firm)
• 4 Hames, Beth
• 4 Hames, Mat
• 4 Howard, Rosa
• 4 Kontentreal (Firm)
• 4 Willoughby, Midori
• 3 Fettig, Tad
• 3 Lyman, Will, 1948-
• 3 Mongoose Pictures
• 3 Obeidat, Sara
• 2 42nd Parallel Films
• 2 American Experience Films
• 2 Baroff, Beverly
• 2 D'Agnese, Joseph
• 2 Ferrari, Michelle
• 2 Freeman, Morgan
• 2 Hedrick Smith Productions
• 2 Kiernan, Denise

• 43 English

• 17 United States
• 2 Atlantic Ocean
• 2 Chesapeake Bay
• 2 Chesapeake Bay (Md. and Va.)
• 2 Pacific Ocean
• 2 Puget Sound
• 2 Puget Sound (Wash.)
• 1 Brazil
• 1 Cairo (Egypt)
• 1 California
• 1 Cuyahoga River
• 1 Cuyahoga River (Ohio)
• 1 Hudson River (N.Y. and N.J.)
• 1 India
• 1 Maryland
• 1 Ohio
• 1 South Asia
• 1 Virginia
• 1 Washington
• 1 Washington (State)

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