Impacts, volcanism and mass extinction: Random coincidence or cause and effect?

Earth & Environmental Sciences

• mass extinction 100%
• volcanism 79%
• Cretaceous-Paleogene boundary 47%
• species extinction 37%
• crater 36%
• Phanerozoic 31%
• effect 20%
• transition 17%
• Triassic 16%
• iridium 12%
• large igneous province 12%
• province 12%
• flood basalt 11%
• environmental consequence 11%
• anoxia 11%
• environmental stress 11%
• ocean 11%
• comet 10%
• transgression 9%
• norm 9%
• Ordovician 8%
• eutrophication 8%
• Eocene 8%
• Permian 8%
• global warming 8%
• Jurassic 7%
• sea level 7%
• warming 7%
• Cretaceous 7%
• anomaly 6%
• history 5%