Vertical farming is like growing vegetables in a greenhouse on steroids. The industry includes methods like aquaponics, aeroponics and hydroponics. And it's predicted to reach almost $6 billion in revenues within the next five years.
One of the centers of vertical farming is Tennessee, where the technique is providing locally grown vegetables year-round. Caroline Leland (@CarolineLeland) reports from Here & Now contributor Nashville Public Radio.
This segment aired on June 26, 2017.
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