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.

Reusable coffee cups for take away coffee and in-flight.

Full refund for flights (whatever booking class) if travel changed to railway X number days in advance for domestic journeys in Norway between OSL and BGO, SVG or TRD.

Use real cutlery as disposable cutlery is not sustainable, not even wood.

Pay for luggage by weight.

Donate unused food and beverages after flights and try to get closer to zero food waste.