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earth:geohammers:m_bce_events [2018/05/24 10:33]
khavikanum
earth:geohammers:m_bce_events [2019/03/09 13:47] (current)
khavikanum
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 [[http://​www.physorg.com/​news183278038.html]] [[http://​www.physorg.com/​news183278038.html]]
 +
 +==== Homo erectus Diverges, 1.8M BCE ====
 +
 +Earliest //Homo erectus// skeletons found, although many put the divergence at anywhere from 2.1M to 2.8M BCE.
 +
 +[[https://​en.wikipedia.org/​wiki/​Homo_erectus]]\\
 +[[https://​en.wikipedia.org/​wiki/​Homo_habilis]]
  
 ==== Galan Eruption, 2.2M BCE ==== ==== Galan Eruption, 2.2M BCE ====
Line 25: Line 32:
 [[https://​en.wikipedia.org/​wiki/​Pleistocene]]\\ [[https://​en.wikipedia.org/​wiki/​Pleistocene]]\\
 [[https://​phys.org/​news/​2018-05-supernovae-responsible-mass-extinctions.html]]\\ [[https://​phys.org/​news/​2018-05-supernovae-responsible-mass-extinctions.html]]\\
 +
 +==== LD 350-1, 2.8M BCE ====
 +
 +Whether an ancestor or a cousin of humanity, the LD 350-1 jawbone pushes the potential for a split in human evolution to around this timeframe, perhaps as an intermediary between austrolopithicines and homo.
 +
 +[[https://​en.wikipedia.org/​wiki/​Homo_habilis]]\\
 +[[https://​en.wikipedia.org/​wiki/​Ledi-Geraru#​LD_350-1]]\\
  
 ==== Quarternary Glaciation, 3M BCE ==== ==== Quarternary Glaciation, 3M BCE ====
Line 38: Line 52:
  
 Alexandra Witze. ​ 2010.  "​Siberian lake yields climate record: winter drilling project also penetrates ancient impact crater." ​ //Science News//. 178(11):​p13. Alexandra Witze. ​ 2010.  "​Siberian lake yields climate record: winter drilling project also penetrates ancient impact crater." ​ //Science News//. 178(11):​p13.
 +
 +==== Australpithecines Diverge, 4M BCE ====
 +
 +The Australopithecines and Hominina split -- and both are considered '​Human'​.
 +
 +[[https://​en.wikipedia.org/​wiki/​Hominini]]\\
 +[[https://​en.wikipedia.org/​wiki/​Human_evolution]]\\
  
 [[http://​en.wikipedia.org/​wiki/​Lake_El'​gygytgyn]] [[http://​en.wikipedia.org/​wiki/​Lake_El'​gygytgyn]]
Line 54: Line 75:
  
 [[http://​en.wikipedia.org/​wiki/​Karakul_(Tajikistan)]] [[http://​en.wikipedia.org/​wiki/​Karakul_(Tajikistan)]]
 +
 +==== Chimpanzee Diversion, 6.3M BCE ====
 +
 +Chimpanzees and the hominina lineage diverge.
 +
 +[[https://​en.wikipedia.org/​wiki/​Hominini]]
  
 ==== Supernova Event, 8M BCE ==== ==== Supernova Event, 8M BCE ====
Line 60: Line 87:
  
 [[https://​phys.org/​news/​2018-05-supernovae-responsible-mass-extinctions.html]] [[https://​phys.org/​news/​2018-05-supernovae-responsible-mass-extinctions.html]]
 +
 +==== Homininae End, 8 to 10M BCE ====
 +
 +Gorilla and human ancestors diverge.
 +
 +[[https://​en.wikipedia.org/​wiki/​Homininae]]
  
 ==== Nordlinger Ries Impact Event, 14.4M BCE ==== ==== Nordlinger Ries Impact Event, 14.4M BCE ====
Line 74: Line 107:
 [[http://​en.wikipedia.org/​wiki/​File:​All_palaeotemps.png]]\\ [[http://​en.wikipedia.org/​wiki/​File:​All_palaeotemps.png]]\\
 [[http://​en.wikipedia.org/​wiki/​File:​All_palaeotemps.png]]\\ [[http://​en.wikipedia.org/​wiki/​File:​All_palaeotemps.png]]\\
 +
 +==== Monkey Diversion, 25M BCE ====
 +
 +Old World Monkeys diverse from the ancestral hominid lineage.
 +
 +[[https://​en.wikipedia.org/​wiki/​Hominini]]
  
  
Line 259: Line 298:
 Phys. Rev. Lett. 113, 231102.\\ Phys. Rev. Lett. 113, 231102.\\
  
-==== Scafell Eruption, ​Late Ordovician Extinction, 443M BCE ====+==== Late Ordovician Extinction, 443M BCE ====
  
-Located in England, ​this VEI 8 eruption ​took place at the end of the Ordovician, when some 85% of all life on earth went extinct with a rapid advance and retreat of glaciers. ​ How much Scafell affected the glacial advance and retreat is currently unknown, as Gondwana was also drifting over the South Pole at that time, forming ice caps and sequestering global water.+Located in England, ​the Scafell Eruption (VEI 8took place at the end of the Ordovician, when some 85% of all life on earth went extinct with a rapid advance and retreat of glaciers. ​ How much Scafell affected the glacial advance and retreat is currently unknown, as Gondwana was also drifting over the South Pole at that time, forming ice caps and sequestering global water.  A supernova has been fingered as a potential culprit, as well.
  
 [[http://​en.wikipedia.org/​wiki/​Scafells]]\\ [[http://​en.wikipedia.org/​wiki/​Scafells]]\\
 Birkett, B.  2007.  __Scafell, Portrait of a Mountain__ London: Frances Lincoln Limited. p12\\ Birkett, B.  2007.  __Scafell, Portrait of a Mountain__ London: Frances Lincoln Limited. p12\\
 [[http://​en.wikipedia.org/​wiki/​Ordovician]]\\ [[http://​en.wikipedia.org/​wiki/​Ordovician]]\\
 +[[https://​en.wikipedia.org/​wiki/​Ordovician%E2%80%93Silurian_extinction_events]]\\
 +[[https://​en.wikipedia.org/​wiki/​Ordovician%E2%80%93Silurian_extinction_events]]\\
 +[[https://​en.wikipedia.org/​wiki/​Near-Earth_supernova]]\\
  
 ==== Andean-Saharan Glaciation, 450M BCE ==== ==== Andean-Saharan Glaciation, 450M BCE ====
earth/geohammers/m_bce_events.1527158005.txt.gz ยท Last modified: 2018/05/24 10:33 by khavikanum