[xyz0]

With respect to your first point, life expectancy during those times was age 20-30. Their standards of living were more akin to the standards for animals in zoos than modern humans.

Climate change isn't a religious doomsday prophecy. Since modern humans evolved 300k years ago, we've industrialized and created technologies that are accelerating the pace of the destruction of Earth. The claims in the article are based on verifiable science.