solarpunk-aesthetic:Deep Winter GreenhouseParadox Farm, University of MinnesotaThese greenhouses are
solarpunk-aesthetic:Deep Winter GreenhouseParadox Farm, University of MinnesotaThese greenhouses are carefully designed to maximise the use of winter sunlight, keeping warm largely through passive solar heating. On cold nights, a heater ensures the temperature stays above 5°C. The aim is to drastically reduce the fossil fuel requirement for growing vegetables in winter at northern latitudes. -- source link
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