An old Swedish barn has been transformed into a gorgeous low-impact greenhouse where people and plants thrive together in harmony. Located on the edge of Lake Vättern in southern Sweden, the Uppgrenna Nature House is a greenhouse, spa, and conference building that grows food sustainably with a closed-loop water recycling system. Gothenburg studio Tailor Made Arkitekter designed the eco-friendly structure and modeled it after the Naturhus, an energy-efficient house-within-a-greenhouse concept…
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