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gptkbp:instanceOf
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mass extinction event
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gptkbp:alsoKnownAs
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gptkb:Great_Dying
gptkb:Permian–Triassic_extinction_event
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gptkbp:category
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geology
paleontology
Earth history
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gptkbp:causedBy
|
gptkb:Siberian_Traps_eruptions
climate change
volcanism
methane release
ocean anoxia
possible asteroid impact
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gptkbp:followedBy
|
gptkb:Triassic_period
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https://www.w3.org/2000/01/rdf-schema#label
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Permian extinction
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gptkbp:location
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global
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gptkbp:occurredIn
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gptkb:Permian_period
approximately 252 million years ago
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gptkbp:precededBy
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Guadalupian–Lopingian boundary extinction
|
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gptkbp:relatedTo
|
gptkb:Siberian_Traps
gptkb:Triassic_period
gptkb:Permian_period
mass extinctions
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gptkbp:resultedIn
|
extinction of many insect species
extinction of about 90% of marine species
extinction of about 70% of terrestrial vertebrate species
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gptkbp:significance
|
largest mass extinction in Earth's history
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gptkbp:studiedBy
|
paleontologists
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gptkbp:bfsParent
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gptkb:Devonian_extinction
gptkb:Evolving_Planet_exhibit
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gptkbp:bfsLayer
|
6
|