Use travellers feces from flights as a bioproduct. As fuel or to something else useful.

By reducing the time planes spend with engines idling on the ground, we can decrease fuel consumption and emissions.

Option to sort by emission when booking flights

Stop tankering on flights, lighter aircraft less fuel burnt and on shorter flights possibility to save deicing.

Change plastic luggage-trays at fast-track for sustainable (but durable) trays of reused plastic or other cyclic material

Enable paid upgrades to Bio tickets online after agency/company booking is made, so employees can override restrictive company policies and gain more level points