The Younger Dryas was a dramatic 1,300-year cold snap that began around 12,000-12,900 years ago and ended abruptly as abruptly as it started. It remains one of the most severe climatic events in recent geological history.
Younger Dryas: 1,300-year climatic reversal 12,000 years ago
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Key facts
- Occurred between 12,000-12,900 years ago
- Lasted approximately 1,300 years
- Ended as abruptly as it began
- Marked a severe return to glacial conditions
- Now estimated to have ended 11,600 years ago at the start of the Holocene epoch
- Considered the most significant climatic event since humans appeared 200,000 years ago
Sources
Younger Dryas - Wikipediaen.wikipedia.org
Temperature changes of the Younger Dryas lasted 1,150–1,300 years. According to the International Commission on Stratigraphy, the Younger Dryas ...
Disappearance of Ice Age Megafauna and the Younger Dryas Impactbeta.capeia.com
The Younger Dryas (YD) was a sudden period of rapid cooling ... years ago and lasting approximately 1,300 years . It followed a ...
[PDF] The Younger Dryasncei.noaa.gov
The end of the Younger Dryas, about 11,500 years ago, was par- ticularly abrupt. In Greenland, temperatures rose 10°C. (18°F) in a decade (Alley 2000). Other ...
The Younger Dryas impact hypothesis: A requiem - ScienceDirectsciencedirect.com
The Younger Dryas (YD) impact hypothesis is a recent theory that suggests that a cometary or meteoritic body or bodies hit and/or exploded over North ...
Younger Dryas impact hypothesis - Wikipediaen.wikipedia.org
... 12,900 years ago. It has been debunked for lack of ... 12,900 years ago that contributed to the megafaunal extinctions and the Younger Dryas cooling.
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