Implement the potential to offset carbon footprint by CDR technologies like enhanced rock weathering;

Let people on the plane as they are seated, start with A and F, then B and E, and then C and D at last.

In a week/ some days before a flight, do sell “stand by tickets”, to a cost of approx. Euro 50 in Europa, Euro 200 intercontinental, , to increase the cabin factor.

Introduce an option during the booking process for passengers to offset their carbon footprint by contributing to environmental projects, with SAS matching portion of it.

Reusable boarding cards for people without phones. Like the consius travelee bag tag.

Instead of serving main meals on the flight briefly after takeoff, service the meal in the boarding area. Save load, effort and waste.