" That’s one reason (we’ll see more reasons in the next chapter) why locavores have such a misguided philosophy. It overlooks that some parts of the world are running out of water and that trade of food—often long-distance trade—is the best or indeed the only real answer to that problem. Very often, trading across a distance solves more environmental problems than it creates. "

― Tyler Cowen , An Economist Gets Lunch: New Rules for Everyday Foodies