Eliminate plastic bottles by installing onboard refill stations for reusable water bottles, encouraging passengers to bring their own bottles, and reducing plastic waste.

And give more SAS bonus points to travelers who book with biofuel. Incentives!

Introduce zero-waste snack box for kids, with healthy snacks packaged in compostable materials. Could include fresh fruit, reusable cutlery, and info about reducing waste

Track meal consumption on connecting flights to adjust service timing, avoiding back-to-back meals for better passenger comfort.

Use the food leftovers from each flight to make more biofuel

For flights with a lot of empty seats, open more award seats short time before departure.