Geologic timeline

By dhc19
  • Big Bang

    Big Bang
    The eraly devolpment of the univers According to the Big Bang theory, The Universe was once in an extremely hot and dense state which expanded rapidly.
  • Birth of the Earth

    Birth of the Earth
    <a\href='http://channel.nationalgeographic.com/channel/videos/the-birth-of-earth/' >Brith of erath</a>It started to form ovfer 4.4 billoin years ago.
  • Precambrian time

    Precambrian time
    The Precambrian is the earliest of the geologic ages. Which are marked by different layers of sedimentary rock.
    The firs animals apperad wich were Ediacarans.
    pprecambrian
  • Cambrian time

    Cambrian time
    The first majour groups of animals apperd in the fossil records.
    Some animals like Ediacaran's,and biota's
  • Ordovician time

    Ordovician time
    marnie life thrived during this peroid.water took up most of the erath hense the marnie life thrived.
  • Silurian

    Silurian
    The Paleozoic era's Silurian period saw animals and plants finally emerge on land. The recovery soon got under way in the oceans as climbing temperatures and rising sea levels reproduced the shallow,
  • Devonian

    Devonian
    The Devonian seas were dominated by brachiopods, such as the spiriferids, and by tabulate and rugose corals, The vegetation of the Devonian consisted primarily of small plants.
  • Missisippian period

    Missisippian period
    The northe countries were part of a supercontinent called Laurasia. It was located near the equator.
  • Pennsylvanian period

    Pennsylvanian period
    The first animal frome such as dragon flys and centipeds. The animals are twice the size sense the are is so much richer then it is today. <ahref='http://channel.nationalgeographic.com/channel/videos/earthly-evolution/' >evoulotion</a>
  • Permian

    Permian
    The last period of the Paleozoic Era. The last period of the Paleozoic Era.
  • Triassic

    Triassic
    All land masses were fromed into Pangea. The ocean that surroned it was called Panthalassa.
  • Jurassic

    Jurassic
    Manily herbivores ruled the earth. The erath just completely thriving with animals.
  • Cretaceous

    Cretaceous
    Movement of the contents accuerd.Dianosurs ruled the earth,whatwas left of pangea.
  • Paleocene 7 am

    Paleocene 7 am
    warm climates warmer than todays climate. Tectonic plates and volcanic activtiys accured.
  • Eocene 9 am

    Eocene 9 am
    the highest annual mean tempatuer of the entire Cenozoic Era.The land was realy warm /ice free.
  • Milocene 11 pm

    Milocene 11 pm
    Wamer global climates.Two major ecosystems made their first appearances kelp forests and grasslands.
  • Holocene 11:59 pm

    Holocene 11:59 pm
    The man kind appeard/age of man.The last majour glacrial epoch.
  • Oligocene 12 pm

    Oligocene 12 pm
    Global cooling caused erath climate to shift.Tropical vegitaton shrank and ice ages were possiable.
  • Pliocene11:30pm

    Pliocene11:30pm
    Global Ddying and cooling caused grasslands to speard.The Panamanian land bridge appeard in this epoch.
  • pleistocene 11;30

    pleistocene 11;30
    Mamnonth was one of the biggest mamal during this epoch. During this epoch global cooling accured.