In some cases, though the standards of “scientific evidence” were much, much lower back in the day. The scientific method, is afterall, an approach by which we try to refine our stuff over time.

But the key here is apocalypse. Nothing lasts forever, no kingdom or country will, including ours. But people will remain. Societies will remain. The biosphere isn’t going anywhere, unless you’re thinking in religious terms.

It’s not an end of us all, though it will create massive upheaval if we don’t start on mitigation soon.