Wendy Koch’s green home uses passive solar design to maximize solar gain and well-insulated walls and windows to minimize energy needs. It will also have recycled materials, Energy Star appliances, CFL/LED light fixtures, dual-flush toilets, low-flow faucets, xeriscaping and a cistern for reusing water.

Source: Ralph Cunningham, FAIA, Cunningham/Quill Architects
Graphic By Frank Pompa, USA TODAY