Already, we are chopping them down so fast that it is causing 25 percent of man-made carbon emissions every year — more than planes, trains and automobiles combined.
雨林已在减少,我们砍伐雨林的速度是这么地快,每年因雨林消失造成25%的人为二氧化碳排放,其排放量超过了飞机,火车和汽车排放量的总和。
Instead of ethanol, they plan to make hydrocarbons, molecules chemically much more similar to those that already power planes, trains and automobiles.
他们计划生产的不是乙醇、而是碳氢化合物,其分子的化学性质和结构与为飞机、火车和汽车提供动力的燃料类似。
Planes, trains, and automobiles: Not all virtualization is created equally.
飞机、火车和汽车:并非所有的虚拟化都是相同的。
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