Trabajo biología

By angelinitaaa
  • Period: 4600 BCE to 576 BCE

    Precambrian

    Geological events:
    ->4200 mya: first ocean 160ºC
    ->origin and early evolution of the earth
    Climate events:
    ->4200 mya oxygen is created
    ->2900 first ice age
  • Period: 520 BCE to 260 BCE

    Paleozoic

    Geological events:
    -> supercontinent (pangea) and orogeny+volcanism
    Climate events:
    -> glaciation
    raises oxygen (global warming)
  • Period: 250 BCE to 65 BCE

    Mesozoic

    Geological events:
    ->
  • Period: 65 BCE to 1 BCE

    Cenozoic