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.

Recycling the deiceing fluid.

Magazines and security and safety papers, is put on the sas app or screen only for long hauls to save paper

Long time ago SAS had a shared limousine service in Sweden. For a resonable price, a stretched Volvo picked you up, and a few more passengers.

Option to buy train tickets and earn Eurobonus level points with the flight to reduce travel by car, taxi and promote sustainable options!

Develop incentive programs for staff to contribute ideas on reducing emissions. Make staff applicable for perks by doing "missions".