To increase loadfactor, sell standby memberships to youth passengers who are by nature more flexible. Stable revenue for SAS, increased load factor, more youth mobility.

Only fly when tailwind

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

Travel light = bring less than 8 kg. If you do so, you should be rewarded with points. If not, SAS will use the extra money you have to pay for sustainability investments.

Only one checked-in baggage with Plus ticket

When the crew collects trash before landing, why not make separate rounds for collecting, cans, plastic cups, paper, etc instead of collecting all trash in the same bin.