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      <marc:subfield code="a">Vallée, Marcel,</marc:subfield>
      <marc:subfield code="d">1960- </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="4">
      <marc:subfield code="a">The Canadian operational daily observation and forecasting program for total ozone and UV index / </marc:subfield>
      <marc:subfield code="c">by Marcel Vallée, David I. Wardle, Laurence J. Wilson, William R. Burrows, Jim B. Kerr, David W. Tarasick.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Downsview, Ontario : </marc:subfield>
      <marc:subfield code="b">Atmospheric Research Directorate, Atmospheric Environment Service, </marc:subfield>
      <marc:subfield code="c">1994.</marc:subfield>
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      <marc:subfield code="a">1 online resource (iv, 52 pages) : </marc:subfield>
      <marc:subfield code="b">charts, maps.</marc:subfield>
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      <marc:subfield code="2">rdamedia</marc:subfield>
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      <marc:subfield code="a">online resource</marc:subfield>
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      <marc:subfield code="a">CARD research report ; </marc:subfield>
      <marc:subfield code="v">No. 94-007</marc:subfield>
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    <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">"September 1994."</marc:subfield>
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    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages iii-iv).</marc:subfield>
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    <marc:datafield tag="520" ind1="3" ind2=" ">
      <marc:subfield code="a">"This report gives a comprehensive description of the total ozone and UV forecast technique that was implemented and used to produce the UV index forecasts for the summer of 1993. The report also contains a discussion of the various types of total ozone observations that were used in the development and testing of the technique. Test results are shown to support the conclusion that the 1993 technique is considerably better than the 1992 technique and to document the performance of the technique during the summer of 1993"--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">Atmospheric ozone</marc:subfield>
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      <marc:subfield code="a">Ultraviolet radiation</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="x">Forecasting.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="0">
      <marc:subfield code="a">Atmospheric ozone</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="v">Observations.</marc:subfield>
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      <marc:subfield code="a">Ozone atmosphérique</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
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      <marc:subfield code="a">Rayonnement ultraviolet</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="x">Prévision.</marc:subfield>
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    <marc:datafield tag="650" ind1=" " ind2="6">
      <marc:subfield code="a">Ozone atmosphérique</marc:subfield>
      <marc:subfield code="z">Canada</marc:subfield>
      <marc:subfield code="v">Observations.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Atmospheric Environment Service, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="a">Research report (Canada. Climate and Atmospheric Research Directorate)</marc:subfield>
      <marc:subfield code="x">No. 94-007.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.942005</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/En57-66-94-007-eng.pdf</marc:subfield>
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