High Quality Content by WIKIPEDIA articles! The world`s top ethanol fuel producers in 2010 were the United States with 13.2 billion US gallons (50,000,000 m3) and Brazil (6.92 billion US gallons (26,200,000 m3)), accounting together for 88% of world production of 22.95 billion US gallons (86,900,000 m3). Strong incentives, coupled with other industry development initiatives, are giving rise to fledgling ethanol industries in countries such as Germany, Spain, France, Sweden, China, Thailand, Canada, Colombia, India, Australia, and some Central American countries.