Finger food that's easy and clean to eat reduces the need for cutlery and packaging. That's less weight and packaging and opens up for fun, hearty snacks.

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

For flights with a lot of empty seats, open more award seats short time before departure.

Keep your good clients - minimum 10 years as gold member gives you gold for life. Not necessarily 10 years in a row. Now 18 years with 1 missing in the middle = no go

Include meal information as early as possible in-app.
This is good for people with allergies, so they abstain from it.

Make the trip not just climate neutral, but climate positive by compensating with 2x biochard. Fly shame to fly pride!