Glaciers melt, causing the land link the Native Americans crossed to become submerged underwater (estimation) (23 dic 11971 año aC – 1 ene 0 año)
Descripción:
As the climate warmed, they faced a food crisis as the immense animals they hunted, including woolly mammoths and giant bison, became extinct.Añadido al timeline:
fecha:
23 dic 11971 año aC
1 ene 0 año
~ 1000 years