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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 - Wikipedia
    Charles Lyell introduced the term "Pleistocene" in 1839 to describe strata in Sicily that had at least 70% of their molluscan fauna still living today This distinguished it from the older Pliocene Epoch, which Lyell had originally thought to be the youngest fossil rock layer
  • 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
  • The Pleistocene Epoch
    Many paleontologists study Pleistocene fossils in order to understand the climates of the past 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
  • Pleistocene - New World Encyclopedia
    This recent period is characterized by repeated cycles of glaciation and the emergence of Homo sapiens The Pleistocene is divided into the Early Pleistocene, Middle Pleistocene, and Late Pleistocene, and a number of faunal stages (divisions based on fossil evidence)
  • Pleistocene - Wikiwand
    The Pleistocene is the geological epoch that lasted from c 2 58 million to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations
  • Pleistocene Epoch - Ice Age, Climate Change, Extinctions - 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
  • Middle Pleistocene - Wikipedia
    The Middle Pleistocene, also known by its ICS official name of Chibanian, is an age in the international geologic timescale or a stage in chronostratigraphy, being a division of the Pleistocene Epoch within the ongoing Quaternary Period [3]
  • Ancient Climate Events: Pleistocene Glaciation | EARTH 103: Earth in . . .
    Ancient Climate Events: Pleistocene Glaciation Some of the most abrupt and dramatic climate changes occurred very recently in Earth’s past, a geologic heartbeat ago if we consider the complete 4 6 billion years of the planet’s history
  • Pleistocene Epoch | Encyclopedia. com
    The Pleistocene is often known as the Ice Age as it was characterized by a series of glacials, in which ice margins advanced towards the equator, separated by interglacials when the ice retreated





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