Combined with life cycle assessment principle, the total primary energy consumption and green house gases (GHGs) emission of methanol-gasoline pathway are analyzed.

结合生命周期评价原理，对煤制甲醇与原油制汽油混合而成的甲醇汽油路线的能源消耗与温室气体排放进行生命周期分析。

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So that is a 28% reduction in gasoline consumption with a supply of ethanol equalling only 5% of the total fuel supply.

FORBES: Big Corn Gets Bigger: America's Ethanol Decade