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History of Earth

By Andrew_Rains
  • 454,000 BCE

    Earth is Formed

    Earth is Formed
    About 4.54 Billion years ago the big bang created universes and planets including earth!
  • 380,000 BCE

    1st Life form

    1st Life form
    The history of life on Earth began about 3.8 billion years ago.
  • 336,000 BCE

    1st mass extinction

    1st mass extinction
    Extinction of water filtering feeding animals due to drop in sea level
  • 326,000 BCE

    2nd mass extinction

    2nd mass extinction
    This was the extinction of animals with spikes as amour and about 4 cm long
  • 251,000 BCE

    3rd mass extinction

    3rd mass extinction
    This extinction was the end of the coral period this was almost the end of all life on earth
  • 245,000 BCE

    Oxygen enters aptmosphere

    Oxygen enters aptmosphere
    About 2.45 billion years ago small bacteria began to create oxygen...
  • 210,000 BCE

    First eukaryotic life form

    First eukaryotic life form
    About 2.1 billion years ago the first eukaryotic cell appered on earth.
  • 200,000 BCE

    4th mass extinction

    4th mass extinction
    This was the second to last extinction it was the extinction of the clams and shells of the time
  • 60,000 BCE

    First multicellaur lifeform

    First multicellaur lifeform
    multicellular organisms didnt start appearing until about 600 million years ago.
  • 27,000 BCE

    Pangaega Formation

    Pangaega Formation
    Pangaega is a supercontinent that first took shape 270 million years ago.
  • 20,000 BCE

    Pangea begins to break up

    Pangea begins to break up
    Pangea broke apart about 200 million years ago.
  • 6000 BCE

    5th mass extinction

    5th mass extinction
    This was the last mass extinction it was the extinction of all the Dinosaurs
  • 1600 BCE

    First Humans

    First Humans
    160 thousand years ago the first homo sapien appeared on earth