American Airlines has invested in zero-emission propulsion developer ZeroAvia and signed a memorandum of understanding covering a possible order for 100 hydrogen-electric engines to retrofit CRJ regional jets.
The National Air Transportation Association (NATA) and sustainability rating firm 4AIR have released a common receipt that FBOs and aircraft operators can use to credit sustainable aviation fuel (SAF) purchases.
American Airlines has committed to a five-year, 500 million gal. sustainable aviation fuel (SAF) offtake agreement with Gevo, marking the largest SAF commitment to date for the airline.
The two companies will cooperate on a series of early concept ground tests of a Rolls AE 2100 engine, followed by a full-scale ground test of a Rolls Pearl 15 jet engine.
German start-up carrier Evia Aero has signed a letter of intent with Cranfield Aerospace Solutions (CAeS) to buy 10 conversion kits that will enable nine-seat Britten Norman Islander aircraft to fly regional routes in northern Europe on hydrogen.