There's plenty of land to farm.In developing countries, 80 percent of the necessary production increases would come from
increases in yields and cropping intensity and only 20 percent from expansion of arable land.
Some places will face a problem with lack of sustainable agriculture. That is why there is a need to move towards a global trading system that is fair and competitive; and that contributes to a dependable market for food.
We are more than capable of supporting our population, assuming we take the necessary steps.