Cosmic Winters, Similar to what Caused the Extinction of Dinosaurs May Have Caused the Younger Dryas

Yes Cosmic winter is was the actually original term in the aftermath of the Cretaceous tertiary boundary event which was the dinosaur killer. The dust blocked the Sun the dust and and soot from the fires and everything blocked the sun right well. Now it appears that this similar not on the same scale or magnitude but a similar type of event happened around 12 000 to 13 000 years ago and this was connected with the sudden demise of the megafauna. The the rapid and sudden disappearance of the Clovis culture in North America huge spikes of climate change warming. Cooling that happened repeatedly like the the climate of the planet just went for a couple of thousand years. This is the young What's called the younger driest younger driest was an older driest from the older driest to the younger driver. What period was that this would last from roughly 14 500 years ago to about 11 500 about a three thousand year period.