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      <marc:subfield code="a">Walmsley, John L.,</marc:subfield>
      <marc:subfield code="d">1943- </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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      <marc:subfield code="a">Advances in three-dimensional mesoscale modelling in the Boundary Layer Research Division, 1976 / </marc:subfield>
      <marc:subfield code="c">John L. Walmsley and John D. Reid.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Downsview, Ontario : </marc:subfield>
      <marc:subfield code="b">Air Quality and Inter-Environmental Research Branch, Atmospheric Environment Service, </marc:subfield>
      <marc:subfield code="c">1976.</marc:subfield>
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      <marc:subfield code="a">1 online resource (iv, 59 pages) : </marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">Report ARQL ;</marc:subfield>
      <marc:subfield code="v">76/4</marc:subfield>
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      <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">"December 1976."</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references (pages 56-59).</marc:subfield>
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      <marc:subfield code="a">"This report documents progress to December 1976 in three—dimensional and time-dependent mesoscale numerical modelling for air quality studies. Current operational models used in such studies and mesoscale air flow models are reviewed. One such mesoscale model, the University of Virginia (Pielke) model, is considered in particular "--Abstract.</marc:subfield>
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      <marc:subfield code="a">Includes abstract in French.</marc:subfield>
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      <marc:subfield code="a">Air quality</marc:subfield>
      <marc:subfield code="x">Mathematical models.</marc:subfield>
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      <marc:subfield code="a">Boundary layer (Meteorology)</marc:subfield>
      <marc:subfield code="x">Mathematical models.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Mesometeorology</marc:subfield>
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      <marc:subfield code="a">Air</marc:subfield>
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      <marc:subfield code="a">Couche limite (Météorologie)</marc:subfield>
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      <marc:subfield code="a">Mésométéorologie</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Air Quality and Inter-Environmental Research Branch, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service, </marc:subfield>
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      <marc:subfield code="a">Report ARQL ;</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2024/eccc/en57/En57-65-76-4-eng.pdf</marc:subfield>
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