Biofuels policies in the US and the European Union have led to the creation of biofuels industries with significant output capacity – mainly ethanol in the US and biodiesel in the EU. In the US, government policy mandates 48 billion liters of ethanol in 2011.
美国和欧盟的生物能源政策都催生了一个拥有巨大产能的生物能源工业——在美国主要是乙醇，而欧盟则以生物柴油为主。美国政府政策批准在2011年生产480亿升乙醇，而产能则早已超过了这一水平。