The Trump administration’s push to fast track supersonic development just had a mid-air collision with environmental realities. Turbulent times lie ahead for commercial supersonic manufacturers.
Airlines are expected to achieve their goal of an average improvement in fuel efficiency of 1.5% per year.
Finding the lowest carbon flight for a specific trip is more complicated than simply choosing the most fuel-efficient carrier.
It's unlikely that the aviation industry can meet its steep carbon targets almost entirely through the use of low-carbon fuels.
Although touted by some as necessary to decarbonize the aviation sector, logistics are still an issue for alternative jet fuels.
Proponents of alternative jet fuels often ignore the reality that many other sectors have laid claims to limited bio-resources as part of their own decarbonization strategies