mardi 16 mai 2017

Airline travel is being reshaped for fuel efficiency. Here's how passengers have an impact. #UrbanExpeditions http://on.natgeo.com/2qpsLLc 


Airline travel is being reshaped for fuel efficiency. Here's how passengers have an impact. http://on.natgeo.com/2qpsLLc 

https://twitter.com/NatGeoTravel/status/864578723227594752