My thoughts have turned lately to the challenge of heating and powering residential homes in the Pacific Northwest with renewable energy. My goal was not to just find a way to reduce fossil fuel use, but to eliminate it. When I started this exercise I wasn't at all sure it could be done (in an affordable manner). Here in the Seattle area we average a little more than two clear days a month for six months of the year! Back in January, I mulled over the concept of an affordable, solar-powered, carbon-neutral home designed for this latitude and longitude that …
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