Transcript
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45
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2
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45 4
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0 2007
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10 2027
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14 2032
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352037
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13416123
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618.6
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??897
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40%1315410
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1 25% 50%225000
4321
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CO2
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1 2
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1.2.3. 4.5.
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6.7.8.9.10.11.
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3Rreduce reuse recycle
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Polar Bear (Ursus maritimus), swimming, Wager Bay, Canada ***40%851310154