Send electronic ticket together with general flight information when sending e-mails to customers. This will cut the sent e-mail number and reduse server energy usage.

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

Instead of "I don't want to earn any points on this trip", make the customer choose between earning points or donating points to charity

Put some pressure on Swedavia to create more EV charging in the parking and use "Green Electricity" This is more of the total experience of travelling.

Almost all passengers have their own phones/pads these days. Keep them connected with *good* wifi and IFE wont be needed, massive weight savings.

Waste reduction challenge: Launch an in-flight competition where the flight producing the least waste per passenger wins a sustainability award