Adjust flying height to reduce contrails

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

In the app, the PAX can choose what they don't want/need from what is included in their ticket. No checked-in luggage get EB points. No meal, no headphones, no kit +++.

Allow users to visualise their travel carbon footprint in-app. Include everything such as transportation to/from the home and destination, hotels.

Help handlers submit more precise Target-Off-Block-Times for better CTOTs, to save fuel spent on ground waiting.

Donate unused food and beverages after flights and try to get closer to zero food waste.