> currently useless arid land in the US midwest The US midwest is far from arid(except maybe the Dakotas). This is probably a confusion about what "midwest" me

> currently useless arid land in the US midwest The US midwest is far from arid(except maybe the Dakotas). This is probably a confusion about what "midwest" means, since it is kind of a confusing term when you think about it. https://en.wikipedia.org/wiki/Midwestern_United_States https://en.wikipedia.org/wiki/Midwestern_United_States The real issue is the cold winters cutting into agriculture time, which is why there's a lot of grains and animal agriculture. Solar-pasture combos could power greenhouses that keep running through winter, but there's so much space that there's not much need for it to be vertical.