Carbon isotope stratigraphy across the Permian-Triassic boundary: A review

Geo- og miljøvidenskab

• Permian-Triassic boundary 100%
• carbon isotope 68%
• stratigraphy 62%
• Permian 37%
• trend 28%
• extinction 24%
• mass extinction 16%
• carbon cycle 14%
• permafrost 14%
• marine sediment 13%
• sediment 13%
• volcanism 13%
• pile 12%
• Triassic 12%
• Paleozoic 12%
• deep water 12%
• perturbation 11%
• sea level 11%
• methane 11%
• transition 8%
• soil 6%
• effect 3%