Montréal, 7 September 2021 – ICAO’s 2021 Stocktaking for in-sector CO₂ reductions concluded with strong calls for high ambition from governments and industry leaders, and highlighting important new innovations in technology, operations, and fuels to accelerate the realization of sustainable aviation. Aeronautical pioneers, industry leaders, technical experts, researchers, innovators, and national authorities shared their ambitious plans for decarbonizing international aviation during the four day event which ended last Friday with over 1,000 virtual participants from every world region. (....)