The fundamental problem is that desire is infinite and the universe is not.
We’re used to the idea of habitats being destroyed and living things being hunted to extinction, but here’s a mineral, sphalerite, our main source of zinc.
We have plenty of time. Current reserves will last us another 30 or 40 years.
Of course it’s not going to just disappear. It’ll become more and more difficult to get.
Everything has a cost.
Our choice is whether to manage consumption by gentle wisdom or market force.