This book, part of the Clean Energy Production Technologies book series, explores the crucial role of low-carbon hydrogen in the global shift towards sustainable energy solutions, addressing the need to mitigate climate change. Hydrogen is seen as a versatile energy carrier capable of decarbonizing multiple industries, including power generation, transportation, and manufacturing. The chapters discuss hydrogen production methods, such as electrolysis and biomass conversion, harnessing renewable energy sources like solar and wind. It also examines the challenges involved in making hydrogen a mainstream solution, including economic viability, policy frameworks, and societal acceptance. The book provides a comprehensive understanding of how hydrogen production aligns with sustainable energy goals, from technological advancements to its applications in various sectors. It explores topics, such as, emerging catalysts, hydrogen storage and transportation technologies, and the integration of carbon capture in hydrogen generation processes in depth. This book is valuable for researchers, energy professionals, policymakers, and students in the fields of renewable energy, environmental science, and sustainable technology.