Still, we have vastly more farm land than we technically need. Most of it goes to growing food for meat, which could be significantly reduced if there was a sho

Still, we have vastly more farm land than we technically need. Most of it goes to growing food for meat, which could be significantly reduced if there was a shortage. There is also tech on the horizon to produce food more efficiently, e.g. bacteria can produce sugar much more efficiently than sugar beets.