Airbus revealed in June 2024 that the world’s first in-flight study on the use of 100% sustainable aviation fuel (SAF) in both engines of a commercial aircraft shows a large reduction in contrail formation and its associated warming effects.
Boeing has been awarded a follow-on contract by the US Department of Defense to help sustain C-17 Globemaster III strategic transport aircraft, in a deal that could be worth up to US$23.8bn including potential options and incentives over the next ten years