On your flights, start sharing how much of that flight is powered by biofuel purchased by customers flying.

Reusable boarding cards for people without phones. Like the consius travelee bag tag.

Issue extra bonus and level points to passengers who decide opt out of their included meal ahead of a flight.

Use larger packages for the most consumed drinks, instead of handing out endless amounts of cans (less garbage, less weight on board) .

Make it possible to buy the Conscious Traveler Bag tags for all Eurobonus members

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