The Earth-Sheltered Solar Greenhouse Book

Publisher page for Mike Oehler's practitioner book on earth-sheltered passive-solar greenhouses using Post/Shoring/Polyethylene methods; experience-based design guide, not peer-reviewed walipini research. Book promotes combining passive solar energy and earth sheltering so greenhouses need little/no additional heating; captured sun plus earth-stored heat claimed sufficient for year-round harvest (author/publisher claim). Contrasts above-ground unheated greenhouses (heat gain mainly from floor; heat loss from other five sides) with properly designed earth-sheltered greenhouses (warmed from five sides; lose heat mainly through selected glazing) — ratio reversed. Describes step-by-step inexpensive construction with new or salvaged materials; unique Post/Shoring/Polyethylene (P/S/P) methods; Countryside Magazine quoted calling methods revolutionary/innovative. Topics listed on page include gravity warming, capturing/storing sun heat, free light make-up, automatic venting without power, glazing choice, free materials, heat tubes, root cellar tandem use, insulation placement dos/don'ts, organic pest control, animals in greenhouse.

Publisher marketing/description page for a 2007 practitioner book — experience and design advice, NOT peer-reviewed research or Benson walipini documentation.

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