p.16-25. This lesson introduces the idea that all of our food involves a story, which often reveals a connection to the global community. It shows how some of our food is grown by local farmers and how some comes from producers halfway around the world. It suggests that, depending on what we eat, our food can either support local economies and preserve open space, or cause species loss and other problems. This activity compares the stories of commodity corn and heirloom tomatoes.