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      <marc:subfield code="a">Cohen, Stewart J. </marc:subfield>
      <marc:subfield code="q">(Stewart Jay),‏ </marc:subfield>
      <marc:subfield code="d">1953- </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 potential effects of climate change in the Peace, Athabasca and Slave River basins : </marc:subfield>
      <marc:subfield code="b">a discussion paper / </marc:subfield>
      <marc:subfield code="c">prepared for the Northern River Basins Study under project 5319-E1 by Stewart J. Cohen.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="1">
      <marc:subfield code="a">Edmonton, Alberta : </marc:subfield>
      <marc:subfield code="b">Northern River Basins Study, </marc:subfield>
      <marc:subfield code="c">1995.</marc:subfield>
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    <marc:datafield tag="264" ind1=" " ind2="4">
      <marc:subfield code="c">©1995</marc:subfield>
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      <marc:subfield code="a">1 online resource (v, 22 pages).</marc:subfield>
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      <marc:subfield code="a">text</marc:subfield>
      <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="a">online resource</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study project report, </marc:subfield>
      <marc:subfield code="y">1192-3571 ; </marc:subfield>
      <marc:subfield code="v">no. 65</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">"December 1995."</marc:subfield>
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    <marc:datafield tag="504" ind1=" " ind2=" ">
      <marc:subfield code="a">Includes bibliographical references (pages 17-22).</marc:subfield>
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      <marc:subfield code="a">"The Intergovernmental Panel on Climate Change (IPCC) has concluded that increased concentrations of carbon dioxide and other trace gases will lead to a warming of the world's climate. The Mackenzie Basin, including the Peace, Athabasca and Slave subbasins, has experienced a warming trend of 1C this century, and there is anecdotal evidence that this has already led to permafrost thaw and lower lake levels in some areas. This does not mean that the "signal" of human-induced warming has been detected, but it does demonstrate that the Mackenzie region is sensitive to current climate variation. Scenarios of climate change, based on outputs from General Circulation Models (GCM) of the atmosphere, indicate that this region would warm by 4 to 5 C by the middle of the 21st century. What impacts would result from these scenarios? The objective of the Mackenzie Basin Impact Study (MBIS) is to produce an integrated regional assessment of climate change scenarios for the entire watershed, including terrestrial and freshwater ecosystems and the communities that depend on them"--Report summary.</marc:subfield>
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      <marc:subfield code="a">Issued also in print format.</marc:subfield>
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      <marc:subfield code="a">Climatic changes</marc:subfield>
      <marc:subfield code="z">Peace River Watershed (B.C. and Alta.)</marc:subfield>
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      <marc:subfield code="a">Climatic changes</marc:subfield>
      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Athabasca River Watershed.</marc:subfield>
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      <marc:subfield code="a">Climatic changes</marc:subfield>
      <marc:subfield code="z">Slave River Watershed (Alta. and N.W.T.)</marc:subfield>
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      <marc:subfield code="a">Climat</marc:subfield>
      <marc:subfield code="x">Changements</marc:subfield>
      <marc:subfield code="z">Paix, Bassin de la rivière de la (C.-B. et Alb.)</marc:subfield>
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      <marc:subfield code="a">Climat</marc:subfield>
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      <marc:subfield code="z">Alberta</marc:subfield>
      <marc:subfield code="z">Athabasca, Bassin de l'.</marc:subfield>
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      <marc:subfield code="a">Climat</marc:subfield>
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      <marc:subfield code="z">Esclaves, Bassin de la rivière des (Alb. et T.N.-O.)</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study (Canada)‏, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="t">The potential effects of climate change in the Peace, Athabasca and Slave River basins : </marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.612934</marc:subfield>
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      <marc:subfield code="a">Northern River Basins Study project report ;</marc:subfield>
      <marc:subfield code="v">no. 65.</marc:subfield>
      <marc:subfield code="w">(CaOODSP)9.883506</marc:subfield>
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      <marc:subfield code="q">PDF</marc:subfield>
      <marc:subfield code="s">1336 KB</marc:subfield>
      <marc:subfield code="u">https://publications.gc.ca/collections/collection_2025/eccc/r71/R71-49-3-65-eng.pdf</marc:subfield>
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