From the category archives:

Passive Solar

ER Project House: DIY Solar Clothes Dryer

Post image for ER Project House:  DIY Solar Clothes Dryer

by Tim Fulton on September 24, 2008

EcoRenovator Project House

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by Tim Fulton on September 19, 2008

Lighter Roofs Could Save $1 Billion

by Tim Fulton on September 10, 2008