Книга: Permian Triassic extinction event | Jesse Russell, Ronald Cohn | Книга по Требованию | ISBN: 978-5-5111-1676-1 - BazarKnig.ru
Книга: Permian   Triassic extinction event | Jesse Russell, Ronald Cohn | Книга по Требованию | ISBN: 978-5-5111-1676-1 - BazarKnig.ru

Permian Triassic extinction event

Издательство: Книга по Требованию
ISBN: 978-5-5111-1676-1
Год издания: 2012
Количество страниц: 72
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От 870 руб.
до 873 руб.
 
О произведении:
High Quality Content by WIKIPEDIA articles! The Permian–Triassic (P–Tr) extinction event, informally known as the Great Dying, was an extinction event that occurred 252.28 Ma (million years) ago, forming the boundary between the Permian and Triassic geologic periods, as well as the Paleozoic and Mesozoic eras. It was the Earth's most severe extinction event, with up to 96% of all marine species and 70% of terrestrial vertebrate species becoming extinct. It is the only known mass extinction of insects. Some 57% of all families and 83% of all genera were killed. Because so much biodiversity was lost, the recovery of life on Earth took significantly longer than after other extinction events. This event has been described as the "mother of all mass extinctions." Данное издание представляет собой компиляцию сведений, находящихся в свободном доступе в среде Интернет в целом, и в информационном сетевом ресурсе "Википедия" в частности. Собранная по частотным запросам указанной тематики,...



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