33 Антропогенное воздействие на биосферу
Антропогенное воздействие на биосферу
5 years ago 00:13:42 19
2 years ago 00:10:56 1
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12 months ago 01:24:38 7
2 years ago 00:21:02 1
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4 years ago 01:40:31 9
3 years ago 00:03:56 6
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2 years ago 00:13:14 1
3 years ago 01:08:29 8
4 months ago 00:48:31 12
3 years ago 00:23:18 7
4 years ago 01:34:31 1
5 months ago 01:00:04 5
1 year ago 01:15:57 1
2 years ago 02:18:54 10
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2 years ago 01:02:30 1
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1 year ago 00:10:59 74
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7 months ago 01:03:48 1
