The advancement of indigenous hydrogen engine technology in India marks a significant milestone in the country's journey towards sustainable transportation. With the unveiling of a 1,200 HP hydrogen engine by Indian Railways, India positions itself as a frontrunner in green technology, aiming to reduce its carbon footprint and decrease dependency on fossil fuels. This development not only enhances the efficiency of rail transport but also signifies India's commitment to advancing green technologies through local innovation. The introduction of the world's most powerful hydrogen-powered train engine by Indian Railways showcases substantial progress in the global energy landscape. The implications of this technological leap extend beyond rail transport, offering opportunities for derivative technologies applicable to various sectors like trucks and tugboats. This holistic approach to hydrogen technology has the potential to stimulate economic growth, create jobs, and encourage investment in research and development. Indian Railways' leadership in implementing hydrogen technology sets a precedent for sustainable practices in the transport sector, aligning with global efforts to combat climate change. Indian Railways' journey towards sustainability has been characterized by a series of historical milestones, emphasizing its commitment to green technologies. The incorporation of biofuels, electrification of routes, and adoption of renewable energy sources have laid the foundation for the development of the 1,200 HP hydrogen engine. With the goal of becoming a 'net-zero carbon emitter' by 2030, Indian Railways continues to innovate, showcasing its prowess in sustainable public transport. The 1,200 HP hydrogen engine developed by Indian Railways features advanced energy conversion capabilities, clean energy output, optimized thermal management, and scalability for diverse transportation sectors. This groundbreaking technology not only enhances operational performance but also supports India's goals of reducing carbon emissions and promoting sustainable practices in the transport sector. By pioneering indigenous hydrogen engine technology, India sets a benchmark for global sustainability efforts, driving towards a greener future in the realm of transportation.