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名前：Damion日付：2014/12/27 12:44:23
No, I'm not particularly sporty high school geometry homework help But from about 20,000 years ago onwards, the population started the dramatic decline that led to its extinction, first on the mainland about 10,000 years ago, and finally on some outlying Arctic islands. The pattern seems to fit forcing by natural climate change: any role of humans in the process has yet to be demonstrated.'
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