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- Permian–Triassic_extinction_event abstract "The Permian–Triassic (P–Tr) extinction event, commonly known as the Great Dying, occurred about 252 Ma (million years) ago, forming the boundary between the Permian and Triassic geologic periods, as well as the Paleozoic and Mesozoic eras. It is the Earth's most severe known 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 became extinct. Because so much biodiversity was lost, the recovery of life on Earth took significantly longer than after any other extinction event, possibly up to 10 million years.Researchers have variously suggested that there were from one to three distinct pulses, or phases, of extinction. There are several proposed mechanisms for the extinctions; the earlier phase was probably due to gradual environmental change, while the latter phase has been argued to be due to a catastrophic event. Suggested mechanisms for the latter include one or more large bolide impact events, massive volcanism, coal/gas fires and explosions from the Siberian Traps, and a runaway greenhouse effect triggered by sudden release of methane from the sea floor due to methane clathrate dissociation or methane-producing microbes; possible contributing gradual changes include sea-level change, increasing anoxia, increasing aridity, and a shift in ocean circulation driven by climate change.".
- Permian–Triassic_extinction_event thumbnail Extinction_intensity.svg?width=300.
- Permian–Triassic_extinction_event wikiPageID "24749".
- Permian–Triassic_extinction_event wikiPageRevisionID "606072726".
- Permian–Triassic_extinction_event subject Category:Climate_forcing_agents.
- Permian–Triassic_extinction_event subject Category:Climate_history.
- Permian–Triassic_extinction_event subject Category:Evolutionary_biology.
- Permian–Triassic_extinction_event subject Category:Extinction_events.
- Permian–Triassic_extinction_event subject Category:Graphical_timelines.
- Permian–Triassic_extinction_event subject Category:Hypothetical_impact_events.
- Permian–Triassic_extinction_event subject Category:Paleontology.
- Permian–Triassic_extinction_event subject Category:Permian.
- Permian–Triassic_extinction_event subject Category:Planetary_science.
- Permian–Triassic_extinction_event subject Category:Triassic.
- Permian–Triassic_extinction_event comment "The Permian–Triassic (P–Tr) extinction event, commonly known as the Great Dying, occurred about 252 Ma (million years) ago, forming the boundary between the Permian and Triassic geologic periods, as well as the Paleozoic and Mesozoic eras. It is the Earth's most severe known 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.".
- Permian–Triassic_extinction_event label "Estinzione di massa del Permiano-Triassico".
- Permian–Triassic_extinction_event label "Extinción masiva del Pérmico-Triásico".
- Permian–Triassic_extinction_event label "Extinction Permien-Trias".
- Permian–Triassic_extinction_event label "Extinção do Permiano-Triássico".
- Permian–Triassic_extinction_event label "P-T境界".
- Permian–Triassic_extinction_event label "Perm-Trias-Grenze".
- Permian–Triassic_extinction_event label "Perm-Trias-massa-extinctie".
- Permian–Triassic_extinction_event label "Permian–Triassic extinction event".
- Permian–Triassic_extinction_event label "Wymieranie permskie".
- Permian–Triassic_extinction_event label "Массовое пермское вымирание".
- Permian–Triassic_extinction_event label "انقراض العصر البرمي الترياسي".
- Permian–Triassic_extinction_event label "二叠纪-三叠纪灭绝事件".
- Permian–Triassic_extinction_event sameAs Permian%E2%80%93Triassic_extinction_event.
- Permian–Triassic_extinction_event sameAs Permské_vymírání.
- Permian–Triassic_extinction_event sameAs Perm-Trias-Grenze.
- Permian–Triassic_extinction_event sameAs Extinción_masiva_del_Pérmico-Triásico.
- Permian–Triassic_extinction_event sameAs Permo-Triasiar_iraungipen_masiboa.
- Permian–Triassic_extinction_event sameAs Extinction_Permien-Trias.
- Permian–Triassic_extinction_event sameAs Estinzione_di_massa_del_Permiano-Triassico.
- Permian–Triassic_extinction_event sameAs P-T境界.
- Permian–Triassic_extinction_event sameAs 페름기-트라이아스기_멸종.
- Permian–Triassic_extinction_event sameAs Perm-Trias-massa-extinctie.
- Permian–Triassic_extinction_event sameAs Wymieranie_permskie.
- Permian–Triassic_extinction_event sameAs Extinção_do_Permiano-Triássico.
- Permian–Triassic_extinction_event sameAs Q141118.
- Permian–Triassic_extinction_event sameAs Q141118.
- Permian–Triassic_extinction_event wasDerivedFrom Permian–Triassic_extinction_event?oldid=606072726.
- Permian–Triassic_extinction_event depiction Extinction_intensity.svg.