Not through farming a larger area of land, that's for sure. It's been mostly up to improvements in crops, nitrogen fixing, the invention of the reefer car, and other things.
Additionally, I'd like to remind you that we have a lot of wiggle room: if we stop growing alfalfa and stop doing stupid things like biofuel, that will free up an enormous amount of land.
Additionally, I'd like to remind you that we have a lot of wiggle room: if we stop growing alfalfa and stop doing stupid things like biofuel, that will free up an enormous amount of land.