February 22, 2013

How Airplanes Heat the Planet

John Metcalfe, Atlantic


NASA

When looking for evidence of humanity's hand in climate change, it's easy to spot the belchers of greenhouse gases sitting at eye level: snaking rivers of bumper-to-bumper cars, say, or vapor-shrouded smokestacks at power plants. Few people tend to look straight up, though, which if you had done it last Friday would've yielded a jittering mess of billowy streaks:

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TAGGED: Airplanes, Global Warming

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