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Geologic time scale
"Earth science"
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88
wiki
Good list:
en.wikipedia.org/wiki/Geologic_time_scale#Terminology
Table of contents
88
Age of Earth (4.5 Bya)
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"Geologic time scale"
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Extinction event
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"Geologic time scale"
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Cretaceous-Paleogene extinction event (66 Mya, Chicxulub crater meteor, K-Pg extinction event)
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"Extinction event"
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Permian-Triassic extinction event (252 Mya, Siberian Traps volcanoes, P-T extinction event)
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"Extinction event"
5
Great Oxidation Event (2.5 Bya)
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"Extinction event"
2
Geologic time scale hierarchy
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"Geologic time scale"
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Eon
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"Geologic time scale hierarchy"
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Phanerozoic (541 Mya-today, visible life)
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"Eon"
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Cenozoic (65 Bya - today, new life, K-Pg Extinction - today)
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"Phanerozoic"
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Paleolithic (3.3 Mya - 12 kya, tools)
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"Cenozoic"
28
Quaternary (2.5 Mya - today, humans)
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"Cenozoic"
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Holocene (12 kya - agriculture - today)
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"Quaternary"
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Pleistocene (2.5 Mya - 12 kya, humans emerge - agriculture)
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"Quaternary"
23
Mesozoic (252 Bya - 65 Mya, middle life, P-T Extinction to K-Pg Extinction, dinosaurs)
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"Phanerozoic"
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Paleozoic (541 Mya - 252 Mya, old life, Cambrian explosion to P-T Extinction)
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"Phanerozoic"
2
Proterozoic (2.5 Bya - 541 Mya, old life, oxygen to Cambrian explosion)
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"Eon"
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Archean (4-2.5 Bya, ancient life)
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"Eon"
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Hadean (4.5-4 Bya, Hell, no life)
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"Eon"
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Era
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"Geologic time scale hierarchy"
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Period (geology)
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"Geologic time scale hierarchy"
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Ancestors
Earth science
Earth
Planet in the Solar System
Solar System
Orion Arm
Arm of the Milky Way
Milky Way
Local group
Virgo Supercluster
Astronomy
Natural science
Science
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