Pleistocene epoch

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Pleistocene epoch

a division of the Quaternary period lasting from 2 million years ago until 10,000 years ago. The epoch contained four major glaciations and Homo sapiens evolved during this time. see GEOLOGICAL TIME.
References in periodicals archive ?
This is why researchers who predict another decrease in the sun's activity are worried that such an ice age might happen again.
The Ice Age Trail Alliance has been trying to establish parity for the National Scenic Trails for more than three decades, said Mike Wollmer, Executive Director & CEO Ice Age Trail Alliance.
2 million years, the conveyor-like currents strengthened during warm periods and lessened during ice ages, as previously thought.
Dr Greger Larson, from Durham University's Department of Archaeology, said: "During the Little Ice Age there was a great deal more sea ice in the North Atlantic than there is today, and during the late 18th and 19th Centuries sea ice routinely grounded on Iceland.
Ice Age 4: Continental Drift is the latest chapter in the hit series
Until the new findings, it was thought that there were two principal safe havens for humans as the Ice Age descended around 26,000 years ago - they were a Franco-Cantabria" area roughly coinciding with northern Spain / southern France, and a Periglacial province on the Ukrainian plains.
Focusing on a period around 12,800 years ago, when the Northern Hemisphere was plunged into the Younger Dryas mini ice age, they analysed carbon isotopes to determine how productive the lake was, and oxygen isotopes to look at temperature and rainfall.
While no one can be sure what and how severe the effects of global warming will be, it is entirely possible that one outcome of our profligate use of fossil fuels could be an ice age.
Summary: TEHRAN (FNA)- Examination of skeletal remains of Ice Age mammoths done in a joint scientific project of 4 research centers proved that mammoths had passed far below 40 degrees north latitude, considerably south of the inhospitable habitat.
Researchers led by a professor at Oregon State University said they finally have confirmed what some scientists have believed for some time: that the last ice age ended because of a slight shift in the Earth's orbit.
IN a world filled with substandard movie tie-ins, Ice Age 3 is a breath of fresh air.