The movement to buy local, healthy food is spreading across the country and gaining momentum - and that is a very good thing.

It is driven by several factors - one, the taste of fresh, local food is just so much better than food that has traveled far. Two, it often costs less because it is seasonally produced and the food is generally abundant and there are few transportation costs. And third is the state of our planet and global warming. As we know, driving food across the country and using...