Passive homes, hot or cool ?

Wouldn't it be cool to live in a house which does not need a heating or cooling system? That's what passive homes are all about. Find out more and see if one's in your future.

http://www.nytimes.com/2011/12/04/realestate/zero-energy-construction-crosses-the-ocean.html?pagewanted=1&_r=1&ref=sustainabledesign