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Period: 4600 BCE to 540 BCE
Precambrian
Geological events: creation of the earth and a lot of volcanic activity. Formation of the first ocean. First continent called Rodinia
Climate events: meteorite bombardment and creation of the Moon. Global glaciation in the 700 million. -
4000 BCE
Moon
There are a lot of theories of how the moon has created but one of those is that: yhe moon formed as a result of a colossal collision between a protoplanet and Earth about 4 billion years ago. -
3800 BCE
First unicelular form
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Period: 540 BCE to 250 BCE
Palezoic
Geological events: pangea 1 breaks and reassembles into pangea 2. The're 2 orogenies.
Climate events: 2 glaciations hapend, one from the poles to the equator and another to the continent (now extinct) Gondwana -
500 BCE
First complex live form (invertebrate)
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480 BCE
Fish age
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400 BCE
Firts land plants
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360 BCE
Amphibian age
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360 BCE
Firts forests
The oldest forest in history formed in Asia around 360 million years ago. -
315 BCE
Reptiles age
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Period: 250 BCE to 65 BCE
Mesozoic
Geological events: fragmentation of pangea and opening of the Atlantic. Formations of the great mountain ranges as Himalaya or Andes.
Climate events: increase in oxigen which causes a climate change nad therefore there were no glaciations. -
220 BCE
Mammals age
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200 BCE
Crocodiles
The firts crocodiles appeared at the beginning of the Jurassic period. In a fez million years they invaded the waters and that allowed them to spread over vast areas of the planet and they become great predators of fish and others species. -
150 BCE
Birds age
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140 BCE
First angiosperm plants
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67 BCE
Tyrannosaurus Rex
These masive dinosaur lived 67 and 65 million years ago in the last stages of the Cretaceous period distributed throughout western Northe America. -
Period: 65 BCE to 1 BCE
Cenozoic
Geological events: there was a glaciation whitch caused a drop in sea level and there was also a lot of migrations.
Climate events: climate change due to the large increase in carbon and temperature. -
1 BCE
Homo sapiens