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      <marc:subfield code="a">Chen, W. </marc:subfield>
      <marc:subfield code="q">(Wenjun)</marc:subfield>
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      <marc:subfield code="a">Ring of Fire : </marc:subfield>
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      <marc:subfield code="c">W. Chen [and 20 others].</marc:subfield>
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      <marc:subfield code="a">[Ottawa] : </marc:subfield>
      <marc:subfield code="b">Natural Resources Canada = Ressources naturelles Canada, </marc:subfield>
      <marc:subfield code="c">2025.</marc:subfield>
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      <marc:subfield code="c">©2025</marc:subfield>
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      <marc:subfield code="a">1 online resource (ii, 34 pages) : </marc:subfield>
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      <marc:subfield code="a">Geomatics Canada open file, </marc:subfield>
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      <marc:subfield code="a">Issued also in French under title: Cercle de feu : surveillance par satellite des indicateurs environnementaux.</marc:subfield>
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      <marc:subfield code="a">Includes bibliographical references.</marc:subfield>
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      <marc:subfield code="a">"Using satellite observations, the Canada Centre for Mapping and Earth Observation, along with its partners, has developed eleven environmental indicators that contribute to the regional assessment of healthy environmental relationships for the Ring of Fire area. Specifically, we have created five indicators for "water and river systems": surface water, snow cover, snow depth, lake ice extent, and total water storage. For "wildlife and wildlife habitat", we contribute two indicators: caribou lichen availability and beaver engineering. Two indicators, land cover and vegetation properties, contribute to several assessment priorities, including "forest ecosystems," "peatlands and other unique environments," and "biodiversity." Additionally, we have developed two indicators to support "climate change adaptation": permafrost and terrain deformation"--Supplied from publisher.</marc:subfield>
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      <marc:subfield code="a">Environmental indicators</marc:subfield>
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      <marc:subfield code="a">Environmental impact analysis</marc:subfield>
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      <marc:subfield code="x">Remote sensing.</marc:subfield>
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      <marc:subfield code="a">Mineral industries</marc:subfield>
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      <marc:subfield code="a">Geomatics Canada, </marc:subfield>
      <marc:subfield code="e">issuing body.</marc:subfield>
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      <marc:subfield code="t">Cercle de feu : </marc:subfield>
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      <marc:subfield code="a">Open file (Geomatics Canada)</marc:subfield>
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      <marc:subfield code="w">(CaOODSP)9.821474</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_2026/rncan-nrcan/m103-3/M103-3-97-2025-eng.pdf</marc:subfield>
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      <marc:subfield code="u">https://doi.org/10.4095/pr9qyys1yt</marc:subfield>
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