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      <marc:subfield code="a">Environmental effects monitoring : pitfalls and possibilities in relation to offshore oil development / </marc:subfield>
      <marc:subfield code="c">prepared by P. Lane and Associates Ltd. for Environmental Protection/Atlantic, Conservation and Protection, Environment Canada and Corporate Planning Group, Conservation and Protection, Environment Canada and Supply and Services Canada, Unsolicited Proposal Fund.</marc:subfield>
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      <marc:subfield code="c">February 1990.</marc:subfield>
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      <marc:subfield code="a">"Scientific authority and editing by Bruce Moores, Environmental Protection/Nfld; Wayne Barchard, Environmental Protection/Atlantic."</marc:subfield>
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      <marc:subfield code="a">Gaz naturel offshore</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/en49/En49-9-90-1-eng.pdf</marc:subfield>
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