> Underground farming Building underground is crazy expensive (albeit very cool sci-fi), why not (cheap) above ground. I think arid regions are kinda cheap fo

> Underground farming Building underground is crazy expensive (albeit very cool sci-fi), why not (cheap) above ground. I think arid regions are kinda cheap for land so why not just a glasshouse? Put solar panels beside it, should they work. Even if the land is very expensive (And localize food production makes sense), floor one is plants, flood 2+ is for businesses. Building multifloors underground is the same structurally as above ground. Exceptions might be places like London where regulations stop you building up.