Glaciers melt, causing the land link the Native Americans crossed to become submerged underwater (estimation) (23 Dez 11971 Jahr v. Chr. – 1 Jan 0 Jahr)

As the climate warmed, they faced a food crisis as the immense animals they hunted, including woolly mammoths and giant bison, became extinct.

8 Apr 2018

667

23 Dez 11971 Jahr v. Chr.

1 Jan 0 Jahr

~ 1000 years

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