• 4 Pollution
• 1 Contamination
• 1 Drinking water
• 1 Ecology
• 1 Environmental aspects
• 1 Factory and trade waste
• 1 Health aspects
• 1 Refuse and refuse disposal
• 1 Research
• 1 Toxicology
• 1 Water quality management

• 1 Assembly of Life Sciences (U.S.). Safe Drinking Water Committee
• 1 Canadian Symposium on Water Pollution Research
• 1 Canadian University Committee on Water Pollution Research
• 1 Duke University
• 1 Great Lakes Science Advisory Board. Aquatic Ecosystem Objectives Committee
• 1 International Joint Commission
• 1 North Carolina State University
• 1 Southern Water Resources and Pollution Control Conference
• 1 University of North Carolina at Chapel Hill

• 1 Canada
• 1 Great Lakes Region (North America)
• 1 United States

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