Bioenergy is generated from renewable biological sources of energy like bioethanol, biodiesel and biocrops like sugarcane or corn. Bioresources like agriculture, animal, household and forestry waste are treated with techniques of bioproducts engineering to develop energy efficient products. Bioenergy systems also delve into applications of contemporary biological processes for the purposes of electricity generation. This book provides significant information about this discipline to help develop a good understanding of bioenergy and related fields. It brings forth some of the most innovative concepts and elucidates the unexplored aspects of this discipline. Environmentalists, engineers, researchers, experts and students in search of information to further their knowledge will be greatly assisted by this book.