当然，二氧化碳与温度的相关性并不能确定是大气成分的变化导致了气候变暖或变冷的趋势，还是它们本身造成的。

The correlation of carbon dioxide with temperature, of course, does not establish whether changes in atmospheric composition caused the warming and cooling trends or were caused by them.

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通过研究气泡内混合的气体，科学家们就能对地球大气成分的变化有所了解。

By studying the mix of gasses inside the air, scientists can follow changes in the composition of the earths atmosphere.

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当然二氧化碳与大气温度之间的相互联系并不能确定到底是大气成分的变化引起了气候的变暖和变冷的趋势，还是大气成分的变化是由气候的冷暖变化造成的。

The correlation of carbon dioxide with temperature, of course, does not establish whether changes in atmospheric composition caused the warming and cooling trends or were caused by their.

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