Earth science in millions of years ago

By Janson34
  • 4600 BCE

    Earth was formed

    This is when the earth was first a thing
  • 4600 BCE

    Eon: Archean

  • 2500 BCE

    Saskatchewan is part of large ancient continent

  • 2500 BCE

    Eon: Proterozoic

  • 2100 BCE

    Breakup of ancient continent, creation of large ocean

  • 1900 BCE

    Volcanos in Saskatchewan

  • 1850 BCE

    Wathaman Batholith

  • 1800 BCE

    Trans-Hudson Orogen Earth changes from anoxygenic environment to anoxygenic environment sandstone is deposited with Stromatolites

  • 1700 BCE

    Erosions of the mountains

  • 1300 BCE

    Uranium deposited

  • 544 BCE

    SK covered by the epicontinental Sauk Sea

  • 544 BCE

    Eon:Phanerzoic Era:Paleozoic Period:Cambrian

  • 489 BCE

    Period:Ordovician

  • 478 BCE

    Meteor hits SK leaving behind carswell Meteor creator.

  • 470 BCE

    Tyndall stone deposit as massive limestone

  • 433 BCE

    Period:Silurian

  • 418 BCE

    Period:Devonian

  • 390 BCE

    Winnipegosis reefs are deposited, later to for oil deposits

  • 385 BCE

    Potash is deposited in the shallow seas of saskatchewan

  • 360 BCE

    Period:Carboninferous

  • 355 BCE

    first amphibians

  • 300 BCE

    Period:Permain

  • 253 BCE

    Era:Mesozoic Period: Triassic

  • 248 BCE

    Mass extinctions in the oceans

  • 245 BCE

    First dinosaurs

  • 220 BCE

    First mammals

  • 213 BCE

    Saskatchewan is again covered by a shallow sea

  • 200 BCE

    Period: Jurrasic

  • 144 BCE

    Period:Cretaceous

  • 100 BCE

    Diamonds are brought to the surface of SK in volcanic pipes

  • 75 BCE

    Shallow seas begin to retreat

  • 70 BCE

    Swamp rivers and lakes form the badlands

  • 66 BCE

    Triceratops roam SK

  • 65 BCE

    Extinction of the dinosaurs

  • 65 BCE

    Era: Cenozoic Period:Tertiary Epoch: Paleocene

  • 55 BCE

    Epoch: Eocene

  • 50 BCE

    Climate changes, Saskatchewan plateau developes

  • 34 BCE

    Epoch: Oligocene

  • 23 BCE

    Epoch: Miocene

  • 5 BCE

    Bison comes to north america

    Instead of being 05 it is .05 million years ago
  • 5 BCE

    Epoch: Pliocene

  • 2 BCE

    Ice age begins, covering SK except the cypress hills area.

  • 2 BCE

    Period: Quaternary Epoch: Pleistocene

  • 1 BCE

    Epoch: Holocene

    Instead of one million years ago it should be 0.01 million years ago
  • 1 CE

    Origins of the prairies

    instead of 01 it should be .01 million years
  • 2

    Humans come to north america

    instead of being 02 it is .02 million years ago

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