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大量絶滅

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Eras of the Phanerozoic each represented by characteristic developments

顕生代生命が爆発的に多様化した地球の歴史

顕生代古生代中生代新生代
Moses Coulee in the US showing multiple flood basalt flows of the Columbia River Basalt Group. The upper basalt is Roza Member, while the lower canyon exposes Frenchmen Springs Member basalt

洪水玄武岩地球の歴史を塗り替えた巨大噴火のメカニズム

洪水玄武岩大火成岩岩省マントルプルーム大量絶滅