...A one-pound box of prewashed lettuce contains 80 calories of food energy. According to Cornell ecologist David Pimentel, growing, chilling, washing, packaging, and transporting that box of organic salad to a plate on the East Coast takes more than 4,600 calories of fossil fuel energy, or 57 calories of fossil fuel for every calorie of food.
Michael PollanThe food system is a very complex beast. There are people who are going to get their food at Wal-Mart or at Safeway; they're not going to the farmers' market. Those people need choices too.
Michael PollanDon't eat anything your great-great grandmother wouldn't recognize as food. There are a great many food-like items in the supermarket your ancestors wouldn't recognize as food.. stay away from these
Michael Pollan