Airbus is revolutionizing aviation by developing a propeller plane powered by hydrogen fuel cells, aiming to drastically reduce carbon emissions. This pioneering project under the Zeroe initiative marks a significant step towards achieving zero-emission flights, potentially replacing current jet-operated routes with a sustainable alternative. The aircraft, with design influences from the A400M military transport plane, will feature four propellers turned by electric motors, setting a new standard for eco-friendly aviation. The technological hurdles Airbus faces include maximizing fuel cell efficiencies, creating effective hydrogen storage solutions, and ensuring a renewable energy ecosystem for 'green hydrogen' production. The success of the program hinges on the availability of sustainable hydrogen sources and the optimization of production processes to adhere to net-zero emission goals. Despite challenges, Airbus is optimistic about the feasibility of commercially viable hydrogen-powered aircraft in the near future. The company's vision extends to scaling up the aircraft to accommodate between 100 and 200 passengers, potentially rivaling popular models like the A319 and A320. However, the transition to hydrogen propulsion necessitates sacrifices, such as allocating space for large hydrogen tanks at the expense of passenger seating. By 2045, Airbus anticipates the realization of a hydrogen-fueled A319-sized plane, showcasing the company's commitment to sustainable aviation practices and technological innovation.