中新网国际新闻: 研究：人类所致哺乳动物灭绝速度远超物种恢复速度

中新网国际新闻

研究：人类所致哺乳动物灭绝速度远超物种恢复速度 Oct 18th 2018, 10:14 　　中新网10月18日电 据外媒报道，科学家在一份新的研究报告中警告称，人类造成的哺乳动物灭绝速度，远远超过地球物种能够恢复的速度。

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