While not every ancient human responded, some migrated due to cooling events
Henning Dalhof/Science Photography Library
Approximately 4,000 years post the last ice age, hunter-gatherers encountered another swift climate change, compelling them to adjust to a significantly cooler environment.
The 8.2 kiloyear cooling event, though not as prolonged as the final stages of the last ice age that concluded around 11,700 years ago, saw temperatures drop by 6°C (10.8°F) in just a few decades. Concurrently, land the size of Scotland separated from the Norwegian continent…
Source: www.newscientist.com
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