Glaciers melt, causing the land link the Native Americans crossed to become submerged underwater (estimation) (23 dic 11971 anni a. C. – 1 gen 0 anni)
Descrizione:
As the climate warmed, they faced a food crisis as the immense animals they hunted, including woolly mammoths and giant bison, became extinct.Aggiunto al nastro di tempo:
Data:
23 dic 11971 anni a. C.
1 gen 0 anni
~ 1000 years