Arrival board in Hong Kong International Airport, China, on September 4, 2020.  | Photo by Marc Fernandes/NurPhoto via Getty Images

One way jet-setters can cut down on climate pollution from aviation is to choose more fuel-efficient itineraries — if they can figure out which flights pollute least. A passenger on a more fuel-efficient itinerary might generate 63 percent less carbon dioxide pollution on average than a passenger traveling to and from the same locations on a less efficient itinerary, a new report found.

Cheaper flights tend to be more fuel-efficient

There’s even more good news for consumers concerned about climate change: cheaper flights tend to be more fuel-efficient and thus less polluting. Itineraries among the cheapest 25 percentile of plane fares actually cut passengers’ emissions by about 55 percent compared to the most polluting itineraries, the…

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