Couple surrounds eco-home with greenhouse to keep it warm (Video)

http://www.treehugger.com/green-architecture/couple-surrounds-home-with-greenhouse.html







It's an innovative, out-of-the-box and under-the-greenhouse idea that not only keeps the house warm, but also protects it from weathering due to the elements. It would not work in extremely hot and sunny climates, but for the colder, northern climates it may be a viable alternative to cut heating bills and to extend your growing season.