American Airlines and Google were able to cut contrails made by jets by more than half during a small trial, a move that could significantly reduce the global-warming footprint of the travel industry, but with a slight increase to fuel use.
    • Freeman@feddit.de
      4·
      1 year ago

      Probably hard to measure as the contrails stay in the atmosphere for hours and the CO2 stays there for what, hundreds or thousands of years?