New airline ranking systems rate greenest operators

Ranking systems providing guidance on which airlines are greenest are launched

Hidalgo Cahue, CCA3Two new ranking systems aim to provide guidance on which airlines are greenest. But their differing methodologies give contrasting results.

German carbon offset company Atmosfair bases its results mainly on payload carbon efficiency – the degree to which airlines fill their planes. This amounts to 48% of the ranking’s total weighting.

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