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Transportation

Climate Change's Revenge on the Aviation Industry

New research piles on the unpleasant effects of hotter air on plane travel.
It's going to take some unloading for planes to fly in a hotter world.
It's going to take some unloading for planes to fly in a hotter world. Patrick Semansky/AP Photo

Aviation is responsible for about two percent of the world’s annual carbon emissions—which would make it the world’s seventh largest emitter, if the industry were a nation. There’s also evidence that the “waste vapor” of airliners may have a pronounced planet-warming impact that goes beyond their CO2 content.

One could say the climate is now coming back with a vengeance.