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    <marc:controlfield tag="007">cr |||||||||||</marc:controlfield>
    <marc:controlfield tag="008">170803s1973    onc     o    f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">eng</marc:subfield>
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      <marc:subfield code="a">M38-8/124-PDF</marc:subfield>
      <marc:subfield code="z">M38-8/124</marc:subfield>
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      <marc:subfield code="a">Brown, T. D.</marc:subfield>
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      <marc:subfield code="a">Air pollution and energy reserves </marc:subfield>
      <marc:subfield code="h">[electronic resource] = </marc:subfield>
      <marc:subfield code="b">La pollution atmosphérique et les reserves d'énergie / </marc:subfield>
      <marc:subfield code="c">T.D. Brown, Canadian Combustion Research Laboratory, Fuels Research Centre.</marc:subfield>
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      <marc:subfield code="a">Pollution atmosphérique et les reserves d'énergie</marc:subfield>
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      <marc:subfield code="a">Ottawa : </marc:subfield>
      <marc:subfield code="b">Information Canada, </marc:subfield>
      <marc:subfield code="c">1973.</marc:subfield>
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      <marc:subfield code="a">p. 6-13</marc:subfield>
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      <marc:subfield code="a">Reprint series ; </marc:subfield>
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      <marc:subfield code="a">Cover title.</marc:subfield>
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      <marc:subfield code="a">At head of title: Mines Branch program on environmental improvement.</marc:subfield>
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      <marc:subfield code="a">"Reprinted from the Civil Service Review, vol. xlvi, no. 1, March 1973."</marc:subfield>
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      <marc:subfield code="a">Historical publication digitized from print 2017 [by Natural Resources Canada].</marc:subfield>
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    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Man is not in harmony with his environment and only survives by the application of technology. The application of technology has, in some nations, advanced beyond survival to the point of providing a high degree of comfort and luxury. Unfortunately, technology is based on the combustion of limited supplies of conventional fuels, and combustion is a process that obeys natural laws and produces atmospheric pollutants. Therefore, the major technological challenges of our time lie in two aspects of conservation — the conservation of our environment and the conservation of our non-renewable resources whilst maintaining an acceptable standard of living"--p. 6.</marc:subfield>
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      <marc:subfield code="a">Text in English and French.</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada.</marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
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      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Mines Branch.</marc:subfield>
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      <marc:subfield code="t">Air pollution and energy reserves </marc:subfield>
      <marc:subfield code="e">fre</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.840953</marc:subfield>
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      <marc:subfield code="a">Reprint series - Dept. of Energy, Mines and Resources, Mines Branch ;</marc:subfield>
      <marc:subfield code="v">RS 124</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.834843</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1.29 MB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M38-8/M38-8-124.pdf</marc:subfield>
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      <marc:subfield code="a">300203</marc:subfield>
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