In a week/ some days before a flight, do sell “stand by tickets”, to a cost of approx. Euro 50 in Europa, Euro 200 intercontinental, , to increase the cabin factor.

Collect food waste separately, return as food for the animal farms supplying the meals, creating a true circular supply chain.

Let the captain thank the x number of passenger on board that added bio-fuel on the ticket.

For hand wash tissues, hand out from a larger container instead of singles wrapped in plastic.

Launch selected green flight departures with bio ticket options only, giving double EB points and double conscious traveler steps to reward collective consciousness.

Make the app as lightweight as possible. Remove images, animations and leave only the bare necessities. This saves data transfer and storage - which in turn saves energy.