How vertical farming reinvents agriculture

How vertical farming reinvents agriculture

http://ichef.bbci.co.uk/wwfeatures/wm/live/1600_900/images/live/p0/4z/5d/p04z5dwd.jpg Instead of growing crops in sunny fields or greenhouses, some companies stack them and grow them in old, dark warehouses with UV lights — saving water and harvesting produce faster....