Acidic precipitation in Ontario study (APIOS) project summaries : report prepared by Acidic Precipitation Office, Ontario Ministry of the Environment Acidic precipitation in Ontario study project summaries Project summaries Ontario. Acid Precipitation Office contributor text series [Toronto, Ont.] Ontario Environment 1992- 1991 Annual
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ENG Acid pollution of rivers, lakes, etc Acid precipitation (Meteorology) Ontario Periodicals QC925.1.C3.O6 A6 Acidic precipitation in Ontario study annual program report https://www.biodiversitylibrary.org/bibliography/20234 1188-3294