The Promise of Vertical Farming. Monocropping is bad. Also it accounts for 15% of all habitable land. How close is vertical farming to a solution?

What I’m getting at is that we will soon be able to decide what to do with a large proportion of the 15% of habitable land that we’ve dedicated to agriculture until now.

Optimistic article, tempered by their follow up more recently, here. All very interesting.