• 3 Memorial Library
• 3 Steenbock Library
• 2 Law Library
• 2 Wisconsin Historical Society Library
• 1 AOSS Library

• 5 Environmental aspects
• 5 Marine pollution
• 5 Marine resources
• 3 Environmental policy
• 3 Marine resources conservation
• 2 Acid deposition
• 2 Fisheries
• 2 Marine ecology
• 2 National Acid Precipitation Assessment Program (U.S.)
• 2 Public Policy
• 2 Sustainable development
• 2 Waste disposal in the ocean
• 1 Acid precipitation (Meteorology)
• 1 Acid rain
• 1 Air quality management
• 1 Canada
• 1 Canada. Department of Fisheries and Oceans
• 1 Canada. Environment Canada
• 1 Canada. Pollution Prevention Coordinating Committee
• 1 Canadian Industry Program for Energy Conservation
• 1 Carbon dioxide
• 1 Certification
• 1 Climatic changes
• 1 Cogeneration of electric power and heat

• 4 United States. National Oceanic and Atmospheric Administration
• 3 Canada. Environment Canada
• 2 National Acid Precipitation Assessment Program (U.S.). Office of the Director
• 2 United States. Congress
• 1 Canada
• 1 Canada. Department of Fisheries and Oceans
• 1 Canada. National Energy Board
• 1 Canada. Natural Resources Canada
• 1 Canada. Pollution Prevention Coordinating Committee
• 1 Canada. Transport Canada
• 1 Canadian Industry Program for Energy Conservation
• 1 Canadian Intellectual Property Office
• 1 Integrated Pan-Canadian Healthy Living Strategy
• 1 International Harm Reduction Association
• 1 National Acid Precipitation Assessment Program (U.S.)
• 1 Public Health Agency of Canada
• 1 U.S. Nuclear Regulatory Commission
• 1 United States. Department of Transportation
• 1 United States. Environmental Protection Agency. Office of Air and Radiation
• 1 United States. Environmental Protection Agency. Office of Pesticide Programs
• 1 United States. Environmental Protection Agency. Office of Water Program Operations. Facility Requirements Division. Planning and Environmental Policy Section
• 1 United States. Federal Coordinator for Marine Environmental Prediction
• 1 United States. Federal Energy Regulatory Commission
• 1 United States. Interagency Committee for Marine Environmental Prediction
• 1 United States. Office of Electric Power Regulation

• 24 English
• 4 French

• 12 United States
• 9 Canada

• 22 Periodicals
• 3 periodicals

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