Britannia P&I Club recently released its Alternative Fuels Watch report, focusing on the maritime industry's shift towards sustainable solutions to reduce emissions. The report examines the operational status and future outlook of alternative fuels such as biofuels, LNG, methanol, ammonia, and hydrogen within the shipping sector. Biofuels like HVO and FAME are gaining traction, with notable instances of reduced CO2 emissions and plans for a complete fleet transition by 2024. Methanol, ammonia, and LNG are also prominent choices, each offering unique advantages and challenges. Methanol's simplicity and compatibility, ammonia's zero carbon emissions potential, and LNG's immediate impact on emission reduction are highlighted. Additionally, advancements in ammonia-powered vessels and bio-LNG demonstrate ongoing progress in decarbonisation efforts. While hydrogen stands out for its efficiency and emission-free operation, barriers like high production costs, infrastructure limitations, and storage complexities hinder widespread adoption. The article also mentions significant industry milestones, such as the first ammonia ship-to-ship transfer in Australia and the delivery of a maritime hydrogen fuel cell system in Japan, showcasing the industry's commitment to cleaner shipping solutions. Overall, the maritime sector's exploration of alternative fuels reflects a positive trajectory towards achieving environmental sustainability and emission reduction goals.