Global10900 BCEDisasters
Younger Dryas Impact Event
A cosmic impact or airburst over North America triggers abrupt climate cooling, extinctions, and the collapse of Clovis-era human settlements.
The Younger Dryas impact hypothesis (YDIH) is a widely refuted fringe hypothesis for the cause of the sudden influx of freshwater into the ocean which disrupted the thermohaline circulation and resulted in the onset o… - summary