美国环保署(EPA)认为,高粱生产的燃料符合可再生能源标准(RFS)。美国农民联盟(NFU)总裁Roger Johnson说:“加工高粱生产先进的生物燃料,美国农民对环境产生积极影响,环保署分析家表示,不同能源技术的选择将减少温室气体的影响。” The United States Environmental Protection Agency (EPA) believes that the fuel produced by sorghum meets the Renewable Energy Standard (RFS). Roger Johnson, president of NFU, said: “Processing advanced sorghum produces advanced biofuels and US farmers have a positive environmental impact, and EPA analysts said the choice of different energy technologies will reduce the impact of greenhouse gases.” "