Ìgbà Eléèédú
From Wikipedia, the free encyclopedia
The Carboniferous is a geologic period and system that extends from the end of the Devonian Period, about 359.2 ± 2.5 Mya (million years ago), to the beginning of the Permian Period, about 299.0 ± 0.8 Mya (ICS, 2004,[5] chart).
Ìgbà Eléèédú 359.2–299 ẹgbẹgbẹ̀rún ọdun sẹ́yìn | |
Mean atmospheric O2 content over period duration | ca. 32.5 Vol %[1] (163 % of modern level) |
Mean atmospheric CO2 content over period duration | ca. 800 ppm[2] (3 times pre-industrial level) |
Mean surface temperature over period duration | ca. 14 °C[3] (0 °C above modern level) |
Sea level (above present day) | Falling from 120m to present day level throughout Mississippian, then rising steadily to about 80m at end of period[4] |
Àdàkọ:Ìgbà Eléèédú graphical timeline |
The Carboniferous was a time of glaciation, low sea level and mountain building, diversification and extinction; a minor marine and terrestrial extinction event among animals and plants (Carboniferous Rainforest Collapse) occurred in the middle of the period caused by climate change.[6]
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