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Pleistocene    音标拼音: [pl'ɑɪstəs,in]
n. 更新世,洪积世

更新世,洪积世

Pleistocene
n 1: from two million to 11 thousand years ago; extensive
glaciation of the northern hemisphere; the time of human
evolution [synonym: {Pleistocene}, {Pleistocene epoch},
{Glacial epoch}]


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  • Pleistocene Epoch | Plants, Animals, Climate, Ice Age, Facts - Britannica
    Pleistocene Epoch, earlier and major of the two epochs of the Quaternary Period of Earth’s history, an epoch during which a succession of glacial and interglacial climatic cycles occurred It ended 11,700 years ago It was preceded by the Pliocene Epoch and followed by the Holocene Epoch
  • Pleistocene epoch: The last ice age - Live Science
    The Pleistocene epoch lasted from about 2 6 million to 11,700 years ago and included the last ice age, when glaciers and giant megafauna dominated the landscape
  • Pleistocene - New World Encyclopedia
    The Pleistocene is the third epoch of the Neogene period or the sixth epoch of the Cenozoic era The Pleistocene follows the Pliocene epoch and is followed by the Holocene epoch The end of the Pleistocene corresponds with the end of the Paleolithic age used in archeology
  • Pleistocene Epoch: Humans, Welcome to Earth | Ancient Origins
    The Pleistocene epoch is a geologic epoch which began around 2 6 Mya (Million years ago) and came to an end around 11,700 BP (Before Present) It is characterized by lower sea levels than the present epoch and colder temperatures
  • The Pleistocene Epoch - University of California Museum of Paleontology
    The Pleistocene was not only a time during which climates and temperatures shifted dramatically; Pleistocene fossils are often abundant, well-preserved, and can be dated very precisely Some, such as diatoms, foraminifera, and plant pollen, are both abundant and highly informative about paleoclimates
  • The Ice Age | Causes, FAQ » Geology Science
    The Ice Age, also known as the Pleistocene Epoch, was a period of geological time that lasted from about 2 6 million years ago to 11,700 years ago It was characterized by the widespread presence of glaciers and extensive ice sheets covering large portions of the Earth's surface
  • Historical Geology: Pleistocene Glaciation - University of Houston
    Pleistocene glaciation in the Northern Hemisphere caused the temperate zone to shift southward, significantly reducing the zone of tropical climate These climatic shifts affected the distribution of life forms
  • Pleistocene | What it is, characteristics, periods, climate, fauna . . .
    Pleistocene The Pleistocene is the period in Earth's history commonly referred to as the Ice Age For most of this period, the regions that were located north and south of the Earth were completely covered by glaciers, approximately one kilometer thick
  • Pleistocene Epoch - Geology Page
    The Pleistocene is the geological epoch which lasted from about 2,588,000 to 11,700 years ago, spanning the world’s recent period of repeated glaciations Charles Lyell introduced this term in 1839 to describe strata in Sicily that had at least 70% of their molluscan fauna still living today
  • Pleistocene events and environments - Encyclopedia Britannica
    Pleistocene Epoch - Ice Age, Climate Change, Extinctions: Environments during the Pleistocene were dynamic and underwent dramatic change in response to cycles of climatic change and the development of large ice sheets





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