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美国宇航局(NASA)的警告北极冰川将在2012年全部融化

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Published on Jan 26, 2009

西北大学的雷斯金博士:二亿五千万年前海中的甲烷爆出,造成九成海洋生物与七成五的陆地生物灭绝,,如果这曾经发生,就有可能再次发生。

美国宇航局首席气候科学家詹姆士·韩森表示:我们虽已过了临界点,但我们还未超越无法挽回的地步,我们还能扭转大局,但必须立即改变,采取行动。

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