“Underneath a 26-floor office tower in Stockholm, an underground space once used as an archive for a newspaper will soon become a farm. And because of a unique business model, the urban farmers growing greens in the new farm won’t pay rent–their farm will pay for itself in heat.
Like some other indoor farms, the Plantagon CityFarm, set to begin production in early 2018, will grow greens in vertical towers under LED lights. But by capturing the heat from the lights–heat that would normally have to be vented out of the room and require air conditioning to keep the plants from overheating–the farm operators can send it into a heat storage system for the office building, and the heat can be used to help keep the offices warm through the winter.”
Read the FULL STORY at: “FastCompany.com“