Sentences with phrase «shifts out of ice ages»

Not exact matches

Earth is thought to have shifted in and out of ice ages every 100,000 years or so during the past 800,000 years, but there is evidence that such a shift took place every 40,000 years prior to that time.

To put things in perspective, the global temperature shift between the last Ice Age and now is believed to be 10 °F; and an estimated 11 °F increase in world temperatures was sufficient to wipe out 95 % of species at the end of the Permian Period 250 million years ago.

he study, carried out by researchers in the University of Cambridge, Department of Earth Sciences, offers new insights into a decades - long debate about how the shifts in the Earth's orbit relative to the sun have taken the Earth into and out of an ice - age climate.

Geology deals with the now: the 10,000 - year - old Holocene epoch, a peculiarly stable and clement part of the Quaternary period, a time distinguished by regular shifts into and out of ice ages.

Paleoclimatologist Hai Cheng of the University of Minnesota and his colleagues then compared this record with climatic transitions, such as the shift into and out of an Ice Age.