These days, population is barely considered as a factor in food security. That doesn’t mean the problem is solved.
Using land that could be used to feed people to feed animals is a terrible waste, but for today’s modern breeds it is absolutely essential.
Is our excrement simply a waste product, to be dumped out of sight and out of mind? Or is it a valuable resource that we squander at our peril?
Persuading people to drink tea from the subcontinent more or less created the modern propaganda machine