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      <marc:subfield code="a">r------</marc:subfield>
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      <marc:subfield code="a">Markham, W. E., </marc:subfield>
      <marc:subfield code="e">author.</marc:subfield>
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    <marc:datafield tag="245" ind1="1" ind2="0">
      <marc:subfield code="a">Ice climatology in the Beaufort Sea / </marc:subfield>
      <marc:subfield code="c">W.E. Markham, Ice Climatology, Dept. of the Environment.</marc:subfield>
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      <marc:subfield code="a">Ice climatology of the Beaufort Sea</marc:subfield>
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      <marc:subfield code="a">Victoria, B.C. : </marc:subfield>
      <marc:subfield code="b">Beaufort Sea Project, Dept. of the Environment, </marc:subfield>
      <marc:subfield code="c">December, 1975.</marc:subfield>
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      <marc:subfield code="a">1 online resource (87 pages) : </marc:subfield>
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      <marc:subfield code="a">Beaufort Sea technical report ; </marc:subfield>
      <marc:subfield code="v">#26</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">Includes bibliographical references (page 60).</marc:subfield>
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      <marc:subfield code="a">"This report consists of four separate studies concerned mainly with ice climatology in the southern Beaufort Sea. The first, based on a study of twenty years of historical ice charts, describes the variation of ice concentration with the time of year for six regions with different ice regimes. The second describes the motion of individual ice floes relative to the wind. The third describes a reasonably accurate method for predicting the gross features of the northward retreat of the polar pack ice in the Beaufort Sea and the fourth is an examination of the size of ice floes within various ice concentration ranges near the edge of the polar pack"--Summary.</marc:subfield>
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      <marc:subfield code="a">Beaufort Sea Project (Canada)</marc:subfield>
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      <marc:subfield code="a">Beaufort Sea technical report ;</marc:subfield>
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      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/En3-6-26-eng.pdf</marc:subfield>
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