The Wilson Family's Green Family Summer gets underway . . . this is how you go from 11mpg to 19mpg with a Hybrid, low-profile, lightweight camper, solar and wind, and still have a few bucks left for carbon offsets with TerrPass. Follow the Wilsons as they explore National Parks, National Monuments, wilderness areas, and Nature Conservancy Preserves across the country while minimizing their carbon footprint.