The area was subject to repeated glaciation during the Quaternary period.

Sand dunes were much more widespread and active in many areas during the early Quaternary period.

Nemrut was probably formed in the early Quaternary period, about 1 million years ago.

The existence of men in the Quaternary period became, therefore, more positive every day.

The lake was born around 200, 000 years ago during the Quaternary period, formed as a result of glacier movement.

The surface level represents material deposited during the Quaternary period.

During the Quaternary period, the last 2 million years, the area has experienced a sequence of glaciations.

During the Quaternary period the state was covered with glaciers.

It is the second stage in the Quaternary period.

His particular interest was the Quaternary period, the most recent geological era, roughly the last 1.8 million years.