The Ministry of Defence in the United Kingdom recently concluded a successful low-carbon power trial that involved using generators powered by green hydrogen to recharge electric cars and vans at five military bases. The green hydrogen generators, supplied by UK company GeoPura, were deployed at RAF Leeming, HMNB Devonport, Merville Barracks Colchester, HMS Excellent Portsmouth, and RAF Northolt. The trials aimed to address the growing need for rapid electric vehicle (EV) charging at military bases without putting additional strain on the national electricity grid. During the trials, approximately 120,000 miles were covered by zero-emission military vehicles that were charged using the hydrogen power units. Matt Barney, the chief hydrogen business officer at GeoPura, highlighted the benefits of green hydrogen in enabling rapid charging with zero harmful emissions, independent of grid constraints. This approach not only supports the wider adoption of EVs but also contributes to a cleaner and more sustainable future for defense operations. The collaboration between GeoPura and the MOD is significant as it represents the first military application of green hydrogen generators, showcasing the technology's potential for enhancing energy efficiency and sustainability in defense operations. The green hydrogen generators provided a mix of AC and fast DC charging capabilities, tailored to meet the specific operational needs of each military base. Some bases operated entirely off-grid for EV charging, while others strategically supplemented existing grid capacity during peak periods. Air Vice-Marshal Rich Pratley, the MOD's senior responsible owner for the project, emphasized the importance of embracing innovative solutions like hydrogen power to drive energy efficiency and operational improvements within the armed forces. The successful trial underscored the value of hydrogen as a key enabler in the transition towards zero-emission energy sources. By leveraging green hydrogen technology, the MOD aims to reduce emissions, enhance operational efficiency, and address the challenges posed by the expanding electric vehicle fleet. The positive outcomes of the trial highlight the potential for hydrogen to play a crucial role in achieving sustainability goals within defense operations.