earth:geohammers:m_bce_events
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earth:geohammers:m_bce_events [2021/09/28 15:48] 127.0.0.1 external edit |
earth:geohammers:m_bce_events [2022/05/02 22:42] khavikanum |
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| This rise in temperature likely drove out much of the oxygen in the world's oceans, causing a large die off of marine animals. The world would have shifted to a warmer and wetter overall climate, a major selection event in and of itself. | This rise in temperature likely drove out much of the oxygen in the world's oceans, causing a large die off of marine animals. The world would have shifted to a warmer and wetter overall climate, a major selection event in and of itself. | ||
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| + | ==== Hiawatha Crater, 58M BCE ==== | ||
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| + | Originally thought to be only 13,000 years old, later analyses indicate that Hiawatha Crater on Greenland is much, much older. | ||
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| + | [[https://phys.org/news/2022-03-giant-impact-crater-greenland-million.html]]\\ | ||
| ==== K-T Boundary, 65M BCE ==== | ==== K-T Boundary, 65M BCE ==== | ||
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| [[http://phys.org/news/2012-06-fungi-coal-formation-advance-future.html]] | [[http://phys.org/news/2012-06-fungi-coal-formation-advance-future.html]] | ||
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| + | ==== KGB Carbon Dioxide Jump, 304M BCE ==== | ||
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| + | Kasimovian-Gzhelian boundary (KGB) records doubling in CO2 from 350ppm to 700ppm within just 300,000 years. | ||
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| + | [[https://phys.org/news/2022-05-carbon-climate-ocean-anoxia-ancient.html]]\\ | ||
| ==== End Devonian Impacts, Karoo Glaciation, 360M BCE ==== | ==== End Devonian Impacts, Karoo Glaciation, 360M BCE ==== | ||
earth/geohammers/m_bce_events.txt ยท Last modified: 2022/12/25 17:55 by khavikanum
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