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    <marc:controlfield tag="001">9.880819</marc:controlfield>
    <marc:controlfield tag="003">CaOODSP</marc:controlfield>
    <marc:controlfield tag="005">20221107165857</marc:controlfield>
    <marc:controlfield tag="006">m     o  d f      </marc:controlfield>
    <marc:controlfield tag="007">cr cn|||||||||</marc:controlfield>
    <marc:controlfield tag="008">191018t20182018quc     o    f000 0 eng d</marc:controlfield>
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      <marc:subfield code="a">CaOODSP</marc:subfield>
      <marc:subfield code="b">eng</marc:subfield>
      <marc:subfield code="e">rda</marc:subfield>
      <marc:subfield code="c">CaOODSP</marc:subfield>
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      <marc:subfield code="a">n-cn---</marc:subfield>
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    <marc:datafield tag="086" ind1="1" ind2=" ">
      <marc:subfield code="a">En4-381/3-1-2018E-PDF</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="245" ind1="0" ind2="0">
      <marc:subfield code="a">Compendium of Canada's engagement in international environmental agreements and instruments. </marc:subfield>
      <marc:subfield code="p">Agreement between the Government of Canada and the Government of the United States on Air Quality (AQA).</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">[Gatineau, Quebec] : </marc:subfield>
      <marc:subfield code="b">Environment and Climate Change Canada = Environnement et changement climatique Canada, </marc:subfield>
      <marc:subfield code="c">2018.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="4">
      <marc:subfield code="c">©2018</marc:subfield>
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      <marc:subfield code="a">1 online resource (3 unnumbered pages)</marc:subfield>
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      <marc:subfield code="b">txt</marc:subfield>
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      <marc:subfield code="a">computer</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">Issued also in French under title: Recueil des engagements du Canada aux accords internationaux sur l'environnement. Accord entre le gouvernement du Canada et le gouvernement des États-Unis sur la qualité de l’air (AQA).</marc:subfield>
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      <marc:subfield code="a">Caption title.</marc:subfield>
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      <marc:subfield code="a">"Compendium edition: October 2018."</marc:subfield>
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    <marc:datafield tag="500" ind1=" " ind2=" ">
      <marc:subfield code="a">Issued also in HTML format.</marc:subfield>
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    <marc:datafield tag="520" ind1=" " ind2=" ">
      <marc:subfield code="a">"Cross-border air pollution from the U.S. impacts Canadian air quality. Prevailing winds can carry air pollutants from the U.S. to Canada and these pollutants contribute significantly to the formation of acid rain and smog in certain regions of Canada. In 1991, Canada and the U.S. committed to reduce the impact of transboundary air pollution though the Canada-U.S. Air Quality Agreement. The Agreement was originally negotiated to address transboundary acid rain and amended in 2000 to include ground-level ozone, a component of smog. ECCC and the U.S. EPA are responsible for implementing the obligations in the Agreement. The Agreement continues to provide important opportunities for collaboration between Canada and the U.S. on air pollution and related issues"--Plain language summary.</marc:subfield>
    </marc:datafield>
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      <marc:subfield code="2">gccst</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">Air pollution</marc:subfield>
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      <marc:subfield code="2">gccst</marc:subfield>
      <marc:subfield code="a">International agreements</marc:subfield>
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    <marc:datafield tag="710" ind1="1" ind2=" ">
      <marc:subfield code="a">Canada. </marc:subfield>
      <marc:subfield code="b">Environment and Climate Change Canada.</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="775" ind1="0" ind2="8">
      <marc:subfield code="t">Recueil des engagements du Canada aux accords internationaux sur l'environnement. </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.880821</marc:subfield>
    </marc:datafield>
    <marc:datafield tag="856" ind1="4" ind2="0">
      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">642 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2019/eccc/en4-381/En4-381-3-1-2018-eng.pdf</marc:subfield>
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    <marc:datafield tag="856" ind1="4" ind2=" ">
      <marc:subfield code="q">HTML</marc:subfield>
      <marc:subfield code="s">N/A</marc:subfield>
      <marc:subfield code="u">https://www.canada.ca/en/environment-climate-change/corporate/international-affairs/partnerships-countries-regions/north-america/canada-united-states-air-quality.html</marc:subfield>
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