There is also the small problem that we soon won't be able to. Peak phosphorus is a thing, and while it won't affect us in the west much, it will lead to famine

There is also the small problem that we soon won't be able to. Peak phosphorus is a thing, and while it won't affect us in the west much, it will lead to famine. https://en.m.wikipedia.org/wiki/Peak_phosphorus https://en.m.wikipedia.org/wiki/Peak_phosphorus