Geologic Time @GeologicTime
What would 4.6 billion years of Earth history look like represented by one year's worth of tweets? The clock starts ticking at 12:00 am CST on 1/1/11 You are here. Joined December 2010-
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Happy New Year! The geologic time scale restarts now with the beginning of the Hadean Eon!
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This is the end of the Pleistocene and the beginning of the Holocene!
This marks the end of the Pliocene Epoch and the beginning of the Pleistocene Epoch
The Miocene ends now and the Pliocene begins
This is the end of the Oligocene Epoch and the Paleogene Period. Now the Neogene Period begins with the Miocene Epoch
The Eocene Epoch ends now and the Oligocene begins.
This is the end of the Paleocene Epoch and the beginning of the Eocene Epoch
This is the end of the Cretaceous Period and the Mesozoic Era. We are now in the Cenozoic Era, the Paleogene Period, & the Paleocene Epoch
The Jurassic Period ends now and the Cretaceous Period begins!
This marks the end of the Triassic Period and the beginning of the Jurassic Period within the Mesozoic Era.
This is the end of the Permian Period and the Paleozoic Era. It is now the beginning of the Mesozoic Era and the Triassic Period.
The Carboniferous and Pennsylvanian end now; the Permian Period begins! We are still in the Paleozoic Era.
This marks the division between the Mississippian and Pennsylvanian
This is the end of the Devonian Period and the beginning of the Carboniferous Period.
This marks the end of the Silurian Period and the beginning of the Devonian Period.
The Ordovician Period ends and the Silurian Period begins! We are still in the Paleozoic Era within the Phanerozoic Eon.
This marks the end of the Cambrian Period and the beginning of the Ordovician Period within the Paleozoic Era
The Mesoproterozoic ends now and the Neoproterozoic begins!
We are finally at the end of the Archean Eon! The Proterozoic Eon begins now with the Paleoproterozoic Era
The Mesoarchean ends now and the Neoarchean begins!
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