Seattle Times: Your green car may get 40 miles per gallon, but how many miles per bite was your lunch? “Food miles” — how far food travels from the producer to your home — have become the latest preoccupation for folks concerned about their ecological footprint. Transportation of food requires copious amounts of fossil fuels and other resources that contribute to global warming and pollution, so the lower the food mileage we rack up, the better. Eating local also supports our regional …