本期内容：

As much as 70 percent of Alpine snow could disappear by the end of the century as global warming increasingly cuts in on the annual ski season. That is the conclusion of Swiss researchers in a paper relying on three-dimensional modeling to understand how much snow could be saved if countries deliver on the Paris Agreement to tackle climate change.

Disappear: 消失
Cut in：卷入其中
Rely on: 凭借
Three-dimensional modeling：三维建模
Deliver：履行
Tackle：应对

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