Here are some tips for building a more energy efficient house.
- Use simple materials. Avoid expensive imported wood and costly brass and copper. Use woods and metals that are closer to home and are less costly.
- Use natural light. Build a house that allows sunlight to enter your house conviently and don't install many light fixtures.
For more information, visit: http://architecture.about.com/od/buildyourhous1/a/murcuttbuild.htm