Scientists have found other indications of global cooling.

科学家们也发现了另外一些全球变冷的迹象。

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What does seem clear is that these oscillations have nothing to do with global warming, or, for that matter, global cooling.

似乎可以肯定的是，北极涛动和全球气候变暖无关，与全球气候变冷更不沾边。

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The core of the sceptics' case was that we've been experiencing global cooling, but that claim was never justified by the science.

怀疑论者案例的核心是说我们一直经历着全球变冷，而那种说法从来没有科学证明。

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His 1976 book, The Genesis Strategy, warned that global cooling risks posed a threat to humanity.

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These suggested that rainfall had fallen by 20-30% in the global cooling 4, 200 years ago.

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When global cooling turned to global warming in the late 1970s, tornado activity began its abrupt decline.

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