These impacts came largely from fertilizer use, pesticide use and conversion of lands to agricultural fields, along with processing the bio-feedstocks into plastics, the authors reported.

作者称，伴随着生物原料转变成塑料成品的整个过程，这些影响主要来自于化肥，杀虫剂的使用以及退地还耕的举措。

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The success is bittersweet for Scheer, who was born in Paris but has become known as the one of the "grandfathers" of the bio-plastics industry in the United States, rather than in his home country.

对舍尔来说，这种成功苦乐参半。 他出生在巴黎，但是，他的生物塑料业“始祖”的声誉是在美国确定的，而不是在他自己的家乡。

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Cereplast, which has 25 employees in California and Indiana, has accumulated a series of patents for the technology it USES to create the bio-plastics.

Cereplast公司在加利福尼亚和印第安纳拥有25名员工，已经积累了用于生产生物塑料的一系列技术的专利。

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It might entail getting governments to expand recycling programs and accommodate bio-plastics in the marketplace.

CNN: Opinion: Creating a sea of change

For example, food vendors in the main Olympic Park will use compostable packaging made mainly from starch and cellulose-based bio-plastics.

FORBES: London's Olympics Go For Environmental Gold

Work will involve bio-refining, and developing different processes to turn crops such as rye grass, miscanthus (a perennial grass), oats and artichokes into products ranging from fuels to cosmetics, pharmaceuticals, textiles, bio-plastics, food and health products.

BBC: Oats could cut greenhouse gases in Aberystwyth study