| 词汇 | pliocene |
| 释义 | Pliocene adjective geology specializeduk /ˈplaɪ.ə.siːn/ us /ˈplaɪ.oʊ.siːn/ from or referring to the period of time between around 5.3 million and 1.8 million years ago, in which many modern mammals and the first modern humans appeared: 上新世的（迄今约530万至180万年前的地质时间段，其间许多现代哺乳动物和现代人祖先开始出现） Whitney concluded the skull was Pliocene, evidence that humans occupied North America more than 1 million years ago. In the Pliocene era the Valdarno was a vast lake, its shores patrolled by troops of prehistoric elephants. The section on prehistoric man dating back to the middle Pliocene age is very informative. Toward the end of the Pliocene epoch 2-3 million years ago, the earth's coldest environments were alpine. The earliest fossil evidence for the Homininae is based on fragments of jaw from latest Miocene to Pliocene deposits in Africa. Geology - general words aeolian Anthropocene anticline apophysis auriferous biozone carboniferous continental plate geologically geomorphic gully erosion henge Holocene Permian petrographic petrographically petrography petrological Precambrian rockfall You can also find related words, phrases, and synonyms in the topics: Prehistory Specific periods of time Pliocene noun[ S ] geology specializeduk /ˈplaɪ.ə.siːn/ us /ˈplaɪ.oʊ.siːn/ the Pliocene the period of time between around 5.3 million and 1.8 million years ago, in which many modern mammals and the first modern humans appeared: the end of the Pliocene Their comparative scarcity at the present time probably results from climatic changes in the Pliocene. These aquatic mammals were apparently more abundant from the Oligocene to the Pliocene than they are now. At the beginning of the Pliocene, the Strait of Gibraltar opened again, according to Hsu, as a fantastic cataract through which a catastrophic deluge refilled the Mediterranean. A low-range optimistic estimate of 2°C of 21st century warming will shift the Earth’s global mean surface temperature into conditions which have not existed since the middle Pliocene, 3 million years ago. Geology - general words aeolian Anthropocene anticline apophysis auriferous biozone carboniferous continental plate geologically geomorphic gully erosion henge Holocene Permian petrographic petrographically petrography petrological Precambrian rockfall You can also find related words, phrases, and synonyms in the topics: Prehistory Specific periods of time |
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