The team of scientists from Scotland has introduced an innovative approach to revolutionize the shipping industry by replacing diesel with clean energy sources. Oasis Marine, based in Glasgow, has developed a hydrogen buoy system that harnesses renewable energy from underwater sources. This system utilizes a series of buoys equipped with wind turbines and solar panels to produce hydrogen through electrolysis of seawater. The hydrogen is stored in tanks on the buoys, providing emission-free refuelling for ships. By tapping into the vast potential of seawater as an abundant resource, Oasis Marine's technology not only offers hydrogen for ships but also electrical energy. This system can be integrated with existing renewable energy infrastructures like floating wind power plants, presenting a comprehensive solution for the decarbonization of the shipping industry. The successful testing and certification of this hydrogen buoy system in Glasgow signify a significant milestone in the journey towards sustainable marine transportation. The development of green hydrogen technologies, exemplified by the Oasis Hydrogen Buoy, showcases the progress towards cost-effective and accessible solutions for reducing CO2 emissions in the maritime sector. The synergy between various renewable energy technologies sets the stage for a more sustainable future, where clean energy sources from the seas can power global economies while mitigating environmental impact.