Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Historic preservation
Older homes can benefit from energy efficient remodeling techniques.
In this video: A preservation expert shares how to restore an older home economically and energy efficiently.
More from this category
Aging in place
Energy efficient kitchen remodel
This kitchen remodel features a new window, energy-efficient lighting, new appliances and side-wall insulation.
Air quality and ventilation in new homes
New, energy-efficient homes need new solutions to circulate and ventilate the air inside the home.
Talk to your utilities
Before you break ground on a new house, give your utility companies a call. They can help you avoid unnecessary expenses and construction delays.
Turning a barn into an energy-smart home
Decoding building requirements
Learn about some of the changes for new homes built today. An expert highlights some of the things to consider when building a new home.
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.
Trombe wall
Using the sun's stored energy to heat your home reduces your conventional energy consumption.