Biofuels are gaining public and scientific attention driven by high oil prices, the need for energy security and global warming concerns. There are various social, economic, environmental and technical issues regarding biofuel production and its practical use. This book is intended to address these issues by providing viewpoints written by professionals in the field and the book also covers the economic and environmental impact of biofuels. This text includes 14 chapters contributed by experts around world on the economy, evironment and sustainability of biofuel production and use. The chapters are categorized into 3 parts: Feedstocks, Biofuels, Environment.