Build a Geodesic Dome Solar Greenhouse to Grow Your Own Food

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Everything is installed, and it's ready for planting. This is early February, just over three months from when he broke ground. The box on the interior growing bed is the air intake for the heat pipes; a fan in the box, wired directly to a small solar panel on top of the greenhouse, blows the warm interior air down into the pipes to help keep the soil temperature up.

Photo credit: Jim Dunn