> The Cretaceous period was over ten degrees warmer than our current period [3,4,5]. It supported a lot (though much different) biodiversity. Humans don’t evol

> The Cretaceous period was over ten degrees warmer than our current period [3,4,5]. It supported a lot (though much different) biodiversity. Humans don’t evolve very fast, it’s going to be very very uncomfortable to be part of that “much different” biodiversity and kill a lot of people