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    <marc:controlfield tag="001">9.955378</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
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      <marc:subfield code="a">R71-49/3-112E-PDF</marc:subfield>
      <marc:subfield code="z">R71-49/3-112E</marc:subfield>
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    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Contaminant fate modelling : </marc:subfield>
      <marc:subfield code="b">Athabasca, Wapiti and Smoky Rivers / </marc:subfield>
      <marc:subfield code="c">prepared for the Northern River Basins Study under project 2381-D1 by Golder Associates Ltd.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Edmonton, Alberta : </marc:subfield>
      <marc:subfield code="b">Northern River Basins Study, </marc:subfield>
      <marc:subfield code="c">March 1997.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="4">
      <marc:subfield code="c">©1997</marc:subfield>
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      <marc:subfield code="a">1 online resource (372 pages in various pagings) : </marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
      <marc:subfield code="b">cr</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study project report, </marc:subfield>
      <marc:subfield code="y">1192-3571 ; </marc:subfield>
      <marc:subfield code="v">no. 112</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Digitized edition from print [produced by Environment and Climate Change Canada].</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 27-28).</marc:subfield>
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      <marc:subfield code="a">"Numerical models of the transport and fate of environmental chemicals were developed and a first level of calibration conducted for the Athabasca and Wapiti/Smoky Rivers. The models were developed using the USEPA WASP modelling system. The models were structured as one dimensional (longitudinal) models with separate, interacting water column and bed sediment compartments. Seven selected organic chemicals were simulated over a two year period, 1992-1993 for the Athabasca River and 1990-1991 for the Wapiti/Smoky River system"--Report summary.</marc:subfield>
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      <marc:subfield code="a">Issued also in print format.</marc:subfield>
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      <marc:subfield code="a">Sedimentation and deposition</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Athabasca River</marc:subfield>
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      <marc:subfield code="a">Organic water pollutants</marc:subfield>
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      <marc:subfield code="z">Athabasca River</marc:subfield>
      <marc:subfield code="x">Simulation methods.</marc:subfield>
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      <marc:subfield code="a">Sedimentation and deposition</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Wapiti River</marc:subfield>
      <marc:subfield code="x">Simulation methods.</marc:subfield>
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      <marc:subfield code="a">Organic water pollutants</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Wapiti River</marc:subfield>
      <marc:subfield code="x">Simulation methods.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Sedimentation and deposition</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Smoky River</marc:subfield>
      <marc:subfield code="x">Simulation methods.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Organic water pollutants</marc:subfield>
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      <marc:subfield code="z">Smoky River</marc:subfield>
      <marc:subfield code="x">Simulation methods.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Sédimentation (Géologie)</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Athabasca, Rivière</marc:subfield>
      <marc:subfield code="x">Méthodes de simulation.</marc:subfield>
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      <marc:subfield code="a">Polluants organiques de l'eau</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Athabasca, Rivière</marc:subfield>
      <marc:subfield code="x">Méthodes de simulation.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Sédimentation (Géologie)</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Wapiti, Rivière</marc:subfield>
      <marc:subfield code="x">Méthodes de simulation.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Polluants organiques de l'eau</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Wapiti, Rivière</marc:subfield>
      <marc:subfield code="x">Méthodes de simulation.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Sédimentation (Géologie)</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
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      <marc:subfield code="x">Méthodes de simulation.</marc:subfield>
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      <marc:subfield code="a">Polluants organiques de l'eau</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study (Canada)‏, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Golder Associates, </marc:subfield>
      <marc:subfield code="e">consultant.</marc:subfield>
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      <marc:subfield code="t">Contaminant fate modelling, Athabasca, Wapiti and Smoky rivers / </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.613185</marc:subfield>
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    <marc:datafield tag="830" ind1="#" ind2="0">
      <marc:subfield code="a">Northern River Basins Study project report ;</marc:subfield>
      <marc:subfield code="v">no. 112.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883506</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">12,629 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/r71/R71-49-3-112-eng.pdf</marc:subfield>
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