Major geological events during the Permian period (IMAGE)

Science China Press

Major geological events during the Permian period

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(a) Polarity reversal frequency (blue line) and Paleointensity data. Dark-pink symbols with error bars illustrate mean paleointensity values calculated within age clusters. IR: Illawarra Reversal. (b) Volcanic activities. Dark red denotes the major phase of large igneous provinces (LIPs). Grey bars illustrate the silicic LIPs (SLIP). (c) Eustatic sea-level fluctuations and Pangea supercontinent configuration. (d) Carbon isotope profile. (e) Species diversity trends. EGME and EPME: End-Guadalupian mass extinction and End-Permian mass extinctions, respectively. T: Triassic Period. C: Carboniferous Period.

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