This book is a novel attempt at describing the fundamental aspects of and advancements in the field of biohythane production. The comprehensive collection of chapters is based on the fundamentals of heterotrophic hydrogen production and consequent methane production technologies. Emphasis is on the integration of two stages of a hybrid system for maximum gaseous energy generation from organic wastes, thus making the overall process economically viable. Readers get insight into the technological advancements made in the field of biohydrogen and biomethane production and the challenges...