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  1. Countdown acid rain : future abatement strategies : summary report / report prepared by Air Resources Branch, Ontario Ministry of the Environment.
    By: Ontario. - SENES Consultants Limited.
    Publication info: [Toronto, Ont.] :Queens Printer for Ontario,c1992.
    Contributed by: Ontario Ministry of the Environment (archive.org)
    Subjects: Acid rain  Air  Environmental aspects  Nitrogen oxides  Ontario  Pollution  Sulfur dioxide  
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  2. Dry deposition monitoring methods in Alberta /
    By: Alberta. - WBK & Associates Inc.
    Publication info: Edmonton :Alberta Environment,2006.
    Contributed by: University of Alberta Libraries (archive.org)
    Subjects: Acid deposition  Air  Alberta  Environmental monitoring  Measurement  Monitoring  Nitrogen oxides  Pollution  Sulfur oxides  
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  3. Review and assessment of methods for monitoring and estimating dry deposition in Alberta /
    By: Alberta. - WBK & Associates Inc.
    Publication info: Edmonton :Alberta Environment,2005.
    Contributed by: University of Alberta Libraries (archive.org)
    Subjects: Acid deposition  Air  Alberta  Environmental monitoring  Measurement  Monitoring  Nitrogen oxides  Pollution  Sulfur oxides  
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