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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
    The Pleistocene ( ˈplaɪstəˌsiːn, - stoʊ - PLY-stə-seen, -⁠stoh-; [4][5] referred to colloquially as the Ice Age) 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 Before a change was finally confirmed in 2009 by the International Union of Geological Sciences, the cutoff of the Pleistocene
  • 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
  • The Pleistocene Epoch
    The Pleistocene also saw the evolution and expansion of our own species, Homo sapiens, and by the close of the Pleistocene, humans had spread through most of the world According to a controversial theory first proposed in the 1960s, human hunting around the close of the Pleistocene caused or contributed to the extinction of many of the Pleistocene large mammals It is true that the extinction
  • 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 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 During much of the Pleistocene, Europe, North America, and Siberia
  • Pleistocene - New World Encyclopedia
    The Pleistocene epoch of the geologic timescale is the period from 1,808,000 to 11,550 years BP (Before Present) 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 The name
  • The Pleistocene Epoch: Ice Ages, Mammals, and Early Humans
    Explore the Pleistocene Epoch: ice ages, megafauna, human evolution climate's impact Discover how the past shapes our present future
  • Pleistocene - Reddit
    A subreddit for any news, information, artwork, and discussion about the Pleistocene epoch
  • 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 The Ice Age had a significant impact on the Earth's climate, geography, and ecosystems
  • Pleistocene Epoch | Encyclopedia. com
    Pleistocene Epoch In geologic time , the Pleistocene Epoch represents the first epoch in current Quaternary Period (also termed the Anthropogene Period) of the Cenozoic Era of the Phanerozoic Eon The Pleistocene Epoch spans the time between roughly 2 6 million years ago (mya) and onset of the current Holocene Epoch 10,000 to 11,000 years ago





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