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By: United States. Forest Service. - United States. Forest Service. Pacific Northwest Region.Edition:Publication info: [Washington, D.C.?], U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Region, [1996?]Volume: 1996Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects: Air quality management Cities and towns Environmental protection Forests and forestry Growth United StatesBHL Collections:
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By: Alberta. Environmental Sciences Division. - Clean Air Strategic Alliance.Edition:Publication info: Edmonton, Alberta Environment, Environmental Service, Environmental Sciences Division, 1999Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Acid deposition Air Air quality management Alberta Management Measurement Monitoring PollutionBHL Collections:
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By: Alberta. Alberta Environment.Edition:Publication info: [Edmonton] Alberta Environment 2004Volume:Series:Holding Institution: University of Alberta LibrarySubjects: Air Air quality Air quality management Alberta Effect of pollution on Environmental aspects Plants Pollution Standards Sulfur dioxideBHL Collections:
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By: United States. Congress. House. Committee on Government Operations. - United States. Congress. House. Committee on Government Operations. Environment, Energy, and Natural Resources Subcommittee.Edition:Publication info: Washington, U.S. G.P.O, 1995Volume:Series:Holding Institution: Boston Public LibrarySubjects: Air Air quality management Environmental monitoring National parks and reserves Physiological effect Pollution Prevention United States Wilderness areasBHL Collections: