Trees and other plants help keep the planet cool, but rising levels of carbon dioxide in the atmosphere are turning down this global air conditioner.
林木和其他类植物可以维持星球适宜温度,但是大气中二氧化碳浓度的增加会减低这种调节作用。
As to that mysterious star rising above the horizon, it turns out to be the planet Mars which is currently making one of its closest approaches to Earth.
至于那颗在地平线上升起的神秘的星星,原来是火星。现在正是火星最接近地球的时间之一。
The upshot is that we’re horrifyingly nonchalant at the prospect that rising carbon emissions may devastate our favorite planet.
关键是,我们对于不断增加的碳排放可能毁坏我们地球家园的前景采取了可怕的漠视态度。
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