Allar umsetingar

Despite an ice sheet over much of Scandinavia there now followed in quick succession a run of four warm and wet periods which led to the opening up of the Fertile Crescent.

reoccupation of Nort America 12,500 years ago from south of the ice going north.In the sub-Artic 11,500 years ago people moved out from the Beringean refuge to become the Eskimo