Editing Triassic–Jurassic extinction event (section)

==== Metal poisoning ====
CAMP volcanism released enormous amounts of toxic [[mercury (element)|mercury]].<ref>{{Cite journal |last1=Thibodeau |first1=Alyson M. |last2=Ritterbush |first2=Kathleen |last3=Yager |first3=Joyce A. |last4=West |first4=A. Joshua |last5=Ibarra |first5=Yadira |last6=Bottjer |first6=David J. |last7=Berelson |first7=William M. |last8=Bergquist |first8=Bridget A. |last9=Corsetti |first9=Frank A. |date=6 April 2016 |title=Mercury anomalies and the timing of biotic recovery following the end-Triassic mass extinction |journal=[[Nature Communications]] |language=en |volume=7 |issue=1 |page=11147 |doi=10.1038/ncomms11147 |issn=2041-1723 |pmc=4823824 |pmid=27048776 }}</ref><ref>{{Cite journal |last1=Yager |first1=Joyce A. |last2=West |first2=A. Joshua |last3=Thibodeau |first3=Alyson M. |last4=Corsetti |first4=Frank A. |last5=Rigo |first5=Manuel |last6=Berelson |first6=William M. |last7=Bottjer |first7=David J. |last8=Greene |first8=Sarah E. |last9=Ibarra |first9=Yadira |last10=Jadoul |first10=Flavio |last11=Ritterbush |first11=Kathleen A. |last12=Rollins |first12=Nick |last13=Rosas |first13=Silvia |last14=Di Stefano |first14=Pietro |last15=Sulca |first15=Debbie |last16=Todaro |first16=Simona |last17=Wynn |first17=Peter |last18=Zimmermann |first18=Laura |last19=Bergquist |first19=Bridget A. |date=December 2021 |title=Mercury contents and isotope ratios from diverse depositional environments across the Triassic–Jurassic Boundary: Towards a more robust mercury proxy for large igneous province magmatism |url=https://linkinghub.elsevier.com/retrieve/pii/S0012825221002762 |journal=[[Earth-Science Reviews]] |language=en |volume=223 |pages=103775 |doi=10.1016/j.earscirev.2021.103775 |hdl=10447/518179 |access-date=19 June 2024 |via=Elsevier Science Direct|hdl-access=free }}</ref> The appearance of high rates of mutaganesis of varying severity in fossil spores during the TJME coincides with mercury anomalies and is thus believed by researchers to have been caused by [[mercury poisoning]].<ref>{{cite journal |last1=Lindström |first1=Sofie |last2=Sanei |first2=Haver |last3=Van de Schootbrugge |first3=Bas |last4=Pedersen |first4=Gunver Krarup |last5=Lesher |first5=Charles E. |last6=Tegner |first6=Christian |last7=Heunisch |first7=Carmen |last8=Dybkjaer |first8=Karen |last9=Outridge |first9=Peter M. |date=23 October 2019 |title=Volcanic mercury and mutagenesis in land plants during the end-Triassic mass extinction |journal=[[Science Advances]] |volume=5 |issue=10 |pages=eaaw4018 |doi=10.1126/sciadv.aaw4018 |pmid=31681836 |pmc=6810405 |bibcode=2019SciA....5.4018L }}</ref> δ<sup>202</sup>Hg and Δ<sup>199</sup>Hg evidence suggests that volcanism caused the mercury loading directly at the Triassic-Jurassic boundary, but that there were later bouts of elevated mercury in the environment during the Early Jurassic caused by eccentricity-forced enhancement of hydrological cycling and erosion that resulted in remobilisation of volcanically injected mercury that had been deposited in wetlands.<ref>{{Cite journal |last1=Bos |first1=Remco |last2=Zheng |first2=Wang |last3=Lindström |first3=Sofie |last4=Sanei |first4=Hamed |last5=Waajen |first5=Irene |last6=Fendley |first6=Isabel M. |last7=Mather |first7=Tamsin A. |last8=Wang |first8=Yang |last9=Rohovec |first9=Jan |last10=Navrátil |first10=Tomáš |last11=Sluijs |first11=Appy |last12=van de Schootbrugge |first12=Bas |date=27 April 2024 |title=Climate-forced Hg-remobilization associated with fern mutagenesis in the aftermath of the end-Triassic extinction |journal=[[Nature Communications]] |language=en |volume=15 |issue=1 |pages=3596 |doi=10.1038/s41467-024-47922-0 |pmid=38678037 |pmc=11519498 |issn=2041-1723 }}</ref>