Yep, yep Wherever happens the planet will continue, same can't be said for modern human civilization on said new climatic landscape, wheat, corn, and other pla

Yep, yep Wherever happens the planet will continue, same can't be said for modern human civilization on said new climatic landscape, wheat, corn, and other plants staple foods just didn't exist back then and heck knows if we'd be able to keep cultivating them with such different weather patterns and co2 amounts I believe tho, that rsther than you quoting the jurassic, you ought quote the Permian triassic event, that's certainly more apt for how abrupt current atmospheric changes are