The world of green travel is expanding beyond electric cars and trains into the realm of eco-friendly aviation. Loganair is pioneering hydrogen-powered planes for regional flights in Scotland by 2030, aiming to utilize 'green hydrogen' for zero pollution emissions. In a similar vein, Delta and JetZero are working on a revolutionary airplane design that promises 50% improved fuel efficiency, set to grace the skies in the near future. Furthermore, Jekta Switzerland SA is leading the way in developing battery-powered seaplanes, offering a sustainable solution for reducing pollution in natural environments. These seaplanes can carry a considerable number of passengers on a single charge, providing a glimpse into the future of electric flight. Solar-powered planes are also making waves, with startup Skydweller Aero creating an autonomous aircraft powered by the sun. Building on the success of the Solar Impulse 2, this new technology allows for extended flights with the help of sophisticated weather prediction systems, showcasing the potential for long-endurance, eco-friendly air travel. Additionally, the collaboration between companies Capgemini and Ascendance introduces the ATEA aircraft, featuring vertical takeoff capabilities and a hybrid power system for minimal air pollution. This innovative approach signifies a step towards greener aviation practices and aligns with the global push for sustainable transportation methods.