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Record 112 · Video · 2026
Deep Winter Greenhouses
University of Minnesota
“University of Minnesota video on deep winter greenhouses (related, not pit walipini).”
University of Minnesota video on deep winter greenhouses (related, not pit walipini). oEmbed-verified exact title: Deep Winter Greenhouses Channel: University of Minnesota Title indicates walipini / underground / sunken / earth-sheltered / deep-winter / Chinese passive solar / geothermal greenhouse content.
Evidence tier: video. YouTube video — builder experience, news segment, or educational talk; not peer-reviewed research unless presenting extension research.
video|candidate
- oEmbed-verified exact title: Deep Winter Greenhouses
- Channel: University of Minnesota
- Title indicates walipini / underground / sunken / earth-sheltered / deep-wint…
oEmbed-verified exact title: Deep Winter Greenhouses
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