Incentivize sustainable behavior, e.g. a small reward for bringing your own coffee cup. This can also be sold by SAS in the Eurobonus store or in flight.

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

Discount on available seats if booked 5 hours before departure to fill up empty seats

SAS uniforms from sustainable, ecofriendly, and recycled materials made ethically

Flying with free cargo space is a waste. I think SAS should start offering logistics companies air freight solutions. You can make money and save the earth - a win win.

When going from A to D some times you need to transit in B and even C. Price match the most eco-friendly with the cheapest alternative in points.