Online Athens: This week, I visited a family so concerned about the environment that it lives a radically different life than most Americans. This family’s lifestyle doesn’t look much different. The family has a wife, a husband and a 10-year-old boy who loves to ride his bike and play in his treehouse. They live in a beautiful home amid a lovely garden. Like most people in this country, this family has a washing machine and a mixer, a chest freezer and a DVD player. The big difference between …