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About: Underground farming     Goto   Sponge   NotDistinct   Permalink

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Underground farming is the practice of cultivating food underground. Underground farming is usually done using hydroponics, aeroponics or air-dynaponics systems or container gardens. Light is generally provided by means of or daylighting systems (as light tubes). On the downside are current high energy costs for the growth lamps. Also, building underground spaces is expensive with current technology.