The aviation industry is growing each year and it is expected to have double the number of passengers within 20 years. We have multiple choices of airlines to select from and this could directly influence how much kerosene is discharged in the air. Therefore increasing or decreasing the greenhouse gases in the atmosphere. We take a look at the best, the largest and the worst airline in the world.

Ranking of Greenest Airlines in the World

Ranking of the Largest Airlines in the World Based on Efficiency

Sources: https://www.atmosfair.de/wp-content/uploads/aai2018-englischfarbe_final_mn.pdf
https://www.iata.org/publications/store/Documents/WATS-toc.pdf

Which airline to fly with?

The obvious answer would be the more efficient on the list the better it is. However, there is a factor that is more important in most cases. Which one has the least amount of changes? The more direct the flight, the fewer changes, the fewer emissions. The combination of the most efficient airline with the least amount of changes gives the greenest option.