Geodesic domes
A geodesic design uses interconnected triangles to create a strong, environmentally friendly structure.
Turning a barn into an energy-smart home
A century-old barn gets the ultimate makeover - with lots of energy-smart technology.
In this video: A contractor and homeowner share how they turned their vision for a barn house into a unique, energy efficient home.
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Modular homes
Modular homes are built in a factory under controlled conditions, then shipped to the homesite and placed on a permanent foundation.
Energy rater and performance consultant
An energy rater can help make your new home more energy-efficient through every stage of the construction process.
Historic preservation
A preservation expert shares how to restore an older home economically and energy efficiently.
Insulated concrete forms
An insulated concrete form (ICF) system eliminates the cold drafts typical of wood-frame construction.
Finding an energy-smart builder
An energy-smart builder will help you make the right choices for your family and lifestyle.
Habitat for Humanity
Habitat for Humanity is an organization that provides simple, sturdy homes. Learn how energy efficiency is a key factor in building these homes.
Green home construction
More builders are offering sustainable choices in new home construction. Find out what's available and how it impacts the earth and the bottom line.
Roof and attic
Your roof and attic play the most crucial role in your home's energy efficiency system, reducing your energy costs during the winter and summer.