That’s the biggest reason why ~12,000 years ago was when modern humans really started taking off. The entire planet’s climate changed in a way that made agriculture possible, and humans are really damn good at figuring out agriculture when we’re able to
The Pleistocene (2,580,000 - 11,700 years ago) was fucking crazy cold and had a hella unstable climate. Not a nice predictable environment.
That’s the biggest reason why ~12,000 years ago was when modern humans really started taking off. The entire planet’s climate changed in a way that made agriculture possible, and humans are really damn good at figuring out agriculture when we’re able to