Do not carry ice cubes - drinks are already cold.

Collaborate with public transport companies at popular destinations to reduce car usage.

Collaborating with local governments to create urban air mobility solutions, such as electric air taxis for short-haul trips, can reduce the reliance on traditional trans

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

Reusable coffee cups for take away coffee and in-flight.

Make flight space available for package distributors ex. DHL for a fee. Might save their flight and truck if packages can go with regular airplanes.