The earth survived bigger catastrophes, so the issue is at which point humans will fail to continue expansively exploiting resources. Even with the human-centri

The earth survived bigger catastrophes, so the issue is at which point humans will fail to continue expansively exploiting resources. Even with the human-centric catastrophes, humans will persevere, even if in small numbers. There is a limit to how far humanity can go in exploiting resources and that cannot be "solved" because humans expand into whatever niches they can, like most life on Earth.