In the NYT Freakonomics blog, Stephen Dubner questions whether eating foods grown locally is really all that green. In fact, he maintains the reverse: that growing food yourself may create a larger carbon footprint than dialing up Fresh Direct.

Really? This seems contrary to common sense. The whole benefit of the Locavore “movement” (consuming local foods or even growing them yourself) is to cut down on the environmental cost of shipping a mango in December. It should also be tastier and better for you (no pesticides and preservatives!) as well as cheaper (no overhead or markups!) But Dubner systematically shoots down each one of those arguments:

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