geological period wikipedia - EAS
- The geologic time scale is a system used by scientists to describe Earth's history in terms of major geological or paleontological events (such as the formation of a new rock layer or the appearance or demise of certain lifeforms). Geologic time spans are divided into units and subunits, the largest of which are eons.
www.thoughtco.com/geologic-time-scale-eons-eras-periods-1440796 - People also ask
- https://en.wikipedia.org/wiki/Geologic_time_scale
WebThe geologic time scale, or geological time scale, (GTS) is a representation of time based on the rock record of Earth. It is a system of chronological dating that uses …
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- https://en.wikipedia.org/wiki/Geological_history_of_Earth
WebThe geological history of Earth follows the major geological events in Earth's past based on the geological time scale, a system of chronological measurement based on the study of …
- https://en.wikipedia.org/wiki/Category:Geological_periods
WebWikimedia Commons has media related to Geology by period. Geology portal Subcategories This category has the following 15 subcategories, out of 15 total. …
- https://simple.wikipedia.org/wiki/Period_(geology)
WebA period in geology is a main subunit of an era. Thus the Mesozoic era is divided into three periods: the Triassic, the Jurassic and the Cretaceous. These periods are then further …
- https://simple.wikipedia.org/wiki/Geologic_time_scale
WebThe geological or deep time of Earth's past has been organized into various units. Boundaries on the time scale are usually marked by major geological or palaeontological …
- https://en.wikipedia.org/wiki/Cretaceous
WebThe Cretaceous is a geological period that lasted from about 145 to 66 million years ago. It is the third and final period of the Mesozoic Era, as well as the longest. At around 79 …
- https://en.wikipedia.org/wiki/Jurassic
WebThe Jurassic ( / dʒʊˈræsɪk / juu-RASS-ik [2]) is a geologic period and stratigraphic system that spanned from the end of the Triassic Period 201.3 million years ago (Mya) to the …
- https://en.wikipedia.org/wiki/Maastrichtian
WebThe Maastrichtian (/ m ɑː ˈ s t r ɪ k t i ə n /) is, in the ICS geologic timescale, the latest age (uppermost stage) of the Late Cretaceous Epoch or Upper Cretaceous Series, the …
- https://en.wikipedia.org/wiki/Carboniferous
WebThe Carboniferous ( / ˌkɑːrbəˈnɪfərəs / KAHR-bə-NIF-ər-əs) [6] is a geologic period and system of the Paleozoic that spans 60 million years from the end of the Devonian Period …
- https://en.wikipedia.org/wiki/Permian
WebThe Permian (/ ˈ p ɜːr m i. ə n / PUR-mee-ən) is a geologic period and stratigraphic system which spans 47 million years from the end of the Carboniferous Period 298.9 million …
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