Voluntary fee of 5 cent/mile that goes to research and developement all electrical passenger airplanes. The aircompany gives another 5 cent per same miles.

Make a “code-share” cooperation with train providers, to allow for booking a ticket from A to B with combined train-plane modality and same benefits as connecting flight

Introducing the ‘Conscious Packing’ eduseries: Smart packing tips for easier travel, reducing baggage weight, and boosting airline fuel efficiency.

Make the app as lightweight as possible. Remove images, animations and leave only the bare necessities. This saves data transfer and storage - which in turn saves energy.

Offer Eurobonus points to passengers who order vegetarian/vegan food in advance

Give/sell digital bag tags to frequent flyers