Ìgbà Kámbríà
Ìgbà Kámbríà (Cambrian) ni igba oniseorooriile akoko ti Àsíkò Ìgbéàtijọ́, to pari lati 542 ẹgbẹgbẹ̀rún ọdún sẹ́yìn dé 488.3 ẹgbẹgbẹ̀rún ọdún sẹ́yìn (ICS, 2004,[5] chart); Ìgbà Ọ̀rdòfísíà ni o tele. Ko si ojutu bo se pin si. Adam Sedgwick lo sedasile igba yi, o pe ni Cambria, oruko ede Latin fun Wales, nibi ti awon apata Britani Igba Kambria ti yojade daada.[6]
| Ìgbà Kámbríà 542–488.3 ẹgbẹgbẹ̀rún ọdun sẹ́yìn | |
| Mean atmospheric O2 content over period duration | ca. 12.5 Vol %[1] (63 % of modern level) |
| Mean atmospheric CO2 content over period duration | ca. 4500 ppm[2] (16 times pre-industrial level) |
| Mean surface temperature over period duration | ca. 21 °C[3] (7 °C above modern level) |
| Sea level (above present day) | Rising steadily from 30m to 90m[4] |
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Àyọkà yìí tàbí apá rẹ̀ únfẹ́ àtúnṣe sí. Ẹ le fẹ̀ jù báyìí lọ tàbí kí ẹ ṣàtúnṣe rẹ̀ lọ́nà tí yíò mu kúnrẹ́rẹ́. Ẹ ran Wikipedia lọ́wọ́ láti fẹ̀ẹ́ jù báyìí lọ. |
Itokasi
àtúnṣe- ↑ Image:Sauerstoffgehalt-1000mj.svg
- ↑ Image:Phanerozoic Carbon Dioxide.png
- ↑ Image:All palaeotemps.png
- ↑ Haq, B. U.; Schutter, SR (2008). "A Chronology of Paleozoic Sea-Level Changes". Science 322 (5898): 64. doi:10.1126/science.1161648. PMID 18832639.
- ↑ Gradstein, Felix M.; Ogg, J. G.; Smith, A. G. (2004). A Geologic Time Scale 2004. Cambridge: Cambridge University Press. ISBN 0521786738.
- ↑ Sedgwick, A. (1852). "On the classification and nomenclature of the Lower Paleozoic rocks of England and Wales". Q. J. Geol. Soc. Land. 8: 136–138. doi:10.1144/GSL.JGS.1852.008.01-02.20.
| Preceded by Proterozoic Eon | 542 Ma - Phanerozoic Eon - Present | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 542 Ma - Paleozoic Era - 251 Ma | 251 Ma - Mesozoic Era - 65 Ma | 65 Ma - Cenozoic Era - Present | ||||||||||
| Kámbríà | Ọ̀rdòfísíà | Sílúríà | Dẹfoníà | Eléèédú | Pẹ́rmíà | Tríásíkì | Jùrásíkì | Ẹlẹ́fun | Ìbíniàtijọ́ | Ìbíniọ̀tun | Quaternary | |