Photographer: Buddhika Weerasinghe/Bloomberg

Climate Deal Seen as a Win for Airlines, Less So for Earth

  • UN accord for flight emissions will take effect in 2020
  • Enviromentalists say deal lets airlines off too easy

The United Nations accord reached Thursday to clean up pollution from international aviation may cost airlines as much as $23.9 billion annually by 2035. The companies see it as a victory.

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