International ban on private jets. Everyone can fly commercial. With option like business and first class this should be achievable if all nations want to reduce emission

Convert all your aircraft to electric propulsion using Norwegian engine developer SiriNor's electric jet engines, eliminating emissions and advancing sustainable aviation.

Stop tankering on flights, lighter aircraft less fuel burnt and on shorter flights possibility to save deicing.

If you reduce the allowed weight for luggage from 23 kg to 15 kg or so, people might start to think if they really need all that stuff with them.

Ask gold members how much luggage they plan to bring to plan for correct weights. A lot of business travels include 3 checked bags but the majority flies with handluggage

Offer a ”Sustainable Comfort Kit” with eco-friendly amenities like reusable water bottles, organic snacks and bamboo sleep accessories