Why can’t we grow all our crops using vertical farming already?

Question

The transition to vertical farming, would IMHO, allow regular farmland to transition to forest — which would help offset carbon — and reduce the cost for regular farmers bc the crops would grown in a more-controlled environment. So, what’s the holdup?

In: 2

Answer 1

Vertical farming only makes sense if we do it as aquaculture- but we would have to eat much more kelp