Recycling the deiceing fluid.

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

Free reebooking to earlier flight when avilable. Result in filling up seats, and making it more likely to fill up seats on later flights

Give more Eurobonus point to sustainable destinations, by ranking airports and/or destination

Flying less emits less CO2. Thereby minimizing the impact on the planet.

Serve only ecological wine/champagne including long-haul business class no exceptions, brand SAS as world's first 100% ecological wine airline.