Hydrogen: Energy of the Future, talks about how clean hydrogen can be an alternative to fossil fuels to meet climate target. The book discusses the sources of hydrogen, production methodologies, handling, and utilisation. Special emphasis is placed on electrolytic hydrogen production. The use of hydrogen, in energy and non-energy sectors is examined. It addresses the constraints including high production cost and risks involved in handling, needed to bring clean hydrogen to the energy market, and explores how these challenges can be met effectively. Technological advancements in renewable energy and green hydrogen production, storage and transportation, are discussed. Technical fundamentals, economic realities and environmental impact will help readers to asses hydrogen’s potential for better tomorrow. The availability of critical metals, essential for achieving green energy targets, is examined. GoI initiatives, aimed to bring hydrogen economy to reality, discussed. The target readers of the book include energy experts, environmentalists, scientists, engineers, students, energy strategists, and policy makers.