Biofuels have become prominent source of fuel in the last few decades. They are primarily produced from plants, agricultural and domestic waste. This book contains some interesting topics that offer an exhaustive insight into the field of biofuels such as enzyme formation, degradation of biomass, cellulose and alcohol production, genomics, etc. Researches and case studies by eminent scientists and experts on biofuels have been included in this book. This book is an essential guide for both professionals and those who wish to pursue this discipline further.