This book is the first to cover all aspects of using ammonia for energy - from production to last use. The book explains the fundamentals and basic concepts about hydrogen and ammonia before examining their production methods. Then it covers ammonia production and storage techniques. Furthermore, the book contains case studies that demonstrate the use of ammonia technology. Ammonia energy systems are explained, and the technologies and methods used with them are explained with illustrative examples. Finally, the book lays out future directions in the development of ammonia energy systems. It is expected that the book will be of interest to all researchers and professionals interested in new energy sources.