Scientists are not sure what brought on the Younger Dryas.

The Younger Dryas event may have been of this sort, too.

One prominent example is a period 12,800 years ago known as the Younger Dryas cold interval.

In any case, the earliest evidence for agriculture so far comes from the period immediately after the Younger Dryas.

Before the Younger Dryas temperatures were similar to present but the forest cover incomplete.

Glacial-like conditions lasted 1,300 years in a period called the Younger Dryas.

The Younger Dryas ice age lasted for about 1,200 years before the climate warmed again.

Although there may be several causes of the Younger Dryas, volcanic activity is considered one possibility.

No large re-advance of the inland ice occurred during the Younger Dryas.

Coincident with the return of the ice age, a period known as the Younger Dryas, many large animals went extinct.

The most dramatic of these periods of cooling is known as the Younger Dryas.

Another influx is believed to have touched off the second reversion to cold, called the Younger Dryas event.

This was during a period, known as the Younger Dryas, when, after the ice age seemed over, deep cold suddenly returned and remained for several centuries.

The Younger Dryas is often linked to the adoption of agriculture in the Levant.

During the Younger Dryas period of cold and drought, permanent habitation of any one location was not possible.

Such a scenario has been proposed as a contributing cause of the 1,300 year cold period known as the Younger Dryas stadial.

Laacher See tephra is found throughout the Younger Dryas boundary layer.

This Neolithic Revolution has been linked to the cold period known as the Younger Dryas.

The Late Natufian most likely occurred in tandem with the Younger Dryas.

It covers most of the latest period of repeated glaciation, up to and including the Younger Dryas cold spell.

The Flandrian began as the relatively short-lived Younger Dryas climate downturn came to an end.

Younger Dryas, most recent ice age, ended approximately 10,000 BC, the event may be linked with the birth of agriculture.

Clovis-type artifacts seem to disappear from the archaeological record after the hypothesized Younger Dryas impact event, roughly 12,900 years before the present.

However, the Younger Dryas cold period has been linked to flood water diversion from Lake Agassiz.

The next cooling to follow the Younger Dryas phase was the Preboreal Oscillation.