Regardless of whether it involves incinerating household refuse, converting biomass into solid fuels, or transforming plastics and other residual materials into liquid fuel, these various “waste-to-energy” technologies offer exciting alternatives to fossil fuels and promote the circular economy.

In 2021, airlines, manufacturers, air navigation service providers and airports worldwide agreed on a climate protection strategy and set a specific target: global CO2 emissions in aviation are to be reduced by 50% by 2050. Various measures are being considered, including propulsion technologies using electricity or hydrogen as well as sustainable aviation fuels (SAFs) to reduce carbon emissions from aviation.