Subtitle:
A simple passive-solar heating system that provides pleasant living space
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Way back in the late 1970s, I worked for the New Mexico Solar Energy Association in Santa Fe. I ran the Workshop Program, leading a crew of three or four like-mined idealists teaching mostly low-income New Mexicans about solar energy through hands-on construction workshops. We primarily built attached solar greenhouses, or sunspaces — structures that provide not only passive solar heat to the adjoining house, but also a place to grow seedlings or house plants.
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