Major steps towards better, sustainable and affordable food production free of environmental challenges have been taken, with the "world's first farm to grow indoor, vertically farmed berries at scale" opening in Richmond, VA. It's backed by an international team of scientists that see this new…
Land use and transportation costs/emissions would be the big two. As you can set these up in urban areas and sell the produce to the immediate area.
like I said if the amount of land is an issue I've got a better idea.
same idea would also help with emissions! Also, electrical transportation, I'm not sure that this is a reasonable way to cut down on emissions caused by transporting produce?