Three Years Ago In TreeHugger: Factor 10 House
by Lloyd Alter, Toronto
on 12.23.07

We showed the Factor 10 House, "so called because it reduces the environmental impact of the average American home by a factor of 10." We show it again because it has held up really well- logical, carefully thought out choices that have not been improved upon. ::Factor 10 House and US Department of Energy
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