Not handing out napkins under every drink.

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.

Implement biometric boarding and baggage tracking using facial recognition and RFID for faster boarding, reduced delays, and improved efficiency.

Charging mobile phones or other equipment from sunlight in the sky. «Day flights are always sunny»

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

Eliminate plastic bottles by installing onboard refill stations for reusable water bottles, encouraging passengers to bring their own bottles, and reducing plastic waste.