By: A.J. O’Connell

It’s the kind of farming you see in science fiction: plants grown, not in a field, but in a series of tubes rising high into the air in an enclosed space. But vertical farming is very much real. And it’s happening here on Earth, masterminded by University of Arizona professor of agricultural and biosystems engineering Joel Cuello.

Cuello, director of the Global Initiative for Strategic Agriculture in Dry Land, has patented a modular farming system that will allow people to …