Cellulosic ethanol uses non-food feed stocks with significant greenhouse gas emission reductions, and the first commercial-scale plant is being built today in Soperton, Ga.

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The US is the world's largest producer of alfalfa, a grass-like plant used as animal feed.

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However, while current leading bioplastics, such as PLA, primarily use feed grains as a plant resource, the possibility of future food shortages has emphasized the importance of using non-edible plant resources to produce bioplastics.

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