Subsurface Hydrogen Energy Storage: Current status, Prospects, and Challenges presents a comprehensive explanation of the technical challenges and solutions associated with subsurface hydrogen energy storage, including system design, safety measures, and operational efficiency. Supported by real-world case studies, the book analyses the economic and environmental benefits and drawbacks of subsurface hydrogen energy storage, including a comparative analysis of different forms of energy storage. The book brings together the latest research and knowledge on subsurface hydrogen energy storage, including the geological and hydrogeological aspects of hydrogen storage, hydrogen production, storage technologies, and safety and regulatory issues. It discusses the potential applications of subsurface hydrogen storage in various sectors, such as power generation, transportation, and industry. The book also features case studies and current applications, as well as a detailed examination of the technical challenges and solutions associated with subsurface hydrogen energy storage. Addressing all the scientific and technical challenges that must be overcome for subsurface hydrogen storage to be deployed at scale, Subsurface Hydrogen Energy Storage: Current status, Prospects, and Challenges is an invaluable reference for researchers, engineers, and industry professionals involved in hydrogen and energy storage, the hydrogen economy, and reservoir engineering.