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      <marc:subfield code="a">An annotated bibliography of contaminants in the Peace, Athabasca and Slave River basins / </marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study project report, </marc:subfield>
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      <marc:subfield code="a">"This document is an annotated bibliography of government and industrial reports and databases pertaining to chemical and microbial contaminants existing in the water, sediment and biota of the Peace, Athabasca and Slave rivers in Alberta and the Northwest Territories. Key journal articles pertaining to contaminants from industries, particularly pulp mills, have been included because of their relevance even though the articles may refer to studies outside of northern Alberta"--Report summary.</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study project report ;</marc:subfield>
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