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Prehistoric Scratchpad
PhBP Po10BP

Era that saw the Great Oxygenation Event, followed by the first Snowball Earth period.

Paleoproterozoic Era Web Pages[]

Classification[]

  • Proterozoic Eon (2.50-0.541 BYA) - Eon where there was abundant microbial life in an oxygenated atmosphere.
    • Paleoproterozoic Era (2.5–1.6 BYA) - Era that saw the Great Oxygenation Event, followed by the first Snowball Earth period.
      • Statherian Period (1.8-1.6 BYA) - Period that marked the beginning of the "Boring Billion" years, where oxygen levels dropped and evolution stagnated.
      • Orosirian Period
      • Rhyacian Period
      • Siderian Period (2.5-2.3 BYA) - First period of the Proterozoic Eon. The Great Oxygenation Event and beginning of the Huronian Ice Age occurred at this time.

Paleoproterozoic Era In the News[]

Sample (Year)[]

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