Guo, Mingxin; Song, Weiping; Buhain, Jeremy - In: Renewable and Sustainable Energy Reviews 42 (2015) C, pp. 712-725
The recent energy independence and climate change policies encourage development and utilization of renewable energy such as bioenergy. Biofuels in solid, liquid, and gaseous forms have been intensively researched, produced, and used over the past 15 years. This paper reviews the worldwide...