Capt Philippe Lombet, right, and Capt Khalid bin Sultan prepare to fly an Emirates A380 jet powered by sustainable aviation fuel in one engine. Chris Whiteoak / The National
Capt Philippe Lombet, right, and Capt Khalid bin Sultan prepare to fly an Emirates A380 jet powered by sustainable aviation fuel in one engine. Chris Whiteoak / The National

Gulf countries urged to fast-track production of sustainable aviation fuel