"The lifetime of black carbon is pretty short, about one to two weeks on average," Jacobson said.

“黑碳寿命很短，大约平均一到两个星期，”雅各布森说。

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"Because black carbon has a short lifetime, if you can remove it, you can have a fast climate impact," Jacobson said.

“因为黑碳寿命很短，一旦将其消除，就可以迅速对气候产生影响，”雅各布森说。

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"What we're finding is that table-service restaurants have launched into a whole new era of extreme eating," Jacobson said.

雅各布森说：“我们发现，这些餐馆已开创了一个全新的'极限饮食'时代。”

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"That is the most disturbing part -- what he failed to think, " Jacobson said.

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Jacobson said users, especially those who have grown up in the digital age, are very much aware of that.

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