Question

How did climate changes of the ice age affect early humans.

Answer 1

Human evolution was very likely affected strongly by the dramatic climate swings of the Pleistocene. These changes no doubt presented powerful new natural selection pressures. Many animal species were driven to extinction by the advancing and retreating ice ages.

Step-by-step explanation:

Answer 2

I think, they were strange for them (they hadn't get used before). So they had to give responses for that.