I don't believe everything is about travel, but also about geological changes and natural disasters. Have you heard of the theory that we are like a disease on Earth, growing like cancerous metastases, and at some point, the planet's immune response tries to wipe us out?

https://phys.org/news/2011-01-cretan-tools-year-old-sea.amp https://image.nostr.build/c3b17739197226cc109136330d1ccb688a1435ad95942a5fb0a4be070a05c5e0.jpg