Fishing and farming is the basis of the food web for cities. Cities aren't closed systems plus fossil fuels/electricity. They are super open systems with an eno

Fishing and farming is the basis of the food web for cities. Cities aren't closed systems plus fossil fuels/electricity. They are super open systems with an enormity of inputs in the form of everything from wheat, to fish, to chickens that have been fed rando fish that humans won't eat, etc. It's all a big extraction machine that is super unsustainable.