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Oxytropidoceras

Late Ordovician mass extinction - volcanism and warming or cooling and glaciation?

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Oxytropidoceras

There is a series of open access papers about what 

caused the Late Ordovician mass extinction. They are:

 

Bond, D.P. and Grasby, S.E., 2020. Late Ordovician 

mass extinction caused by volcanism, warming, and 

anoxia, not cooling and glaciation. Geology.

https://pubs.geoscienceworld.org/gsa/geology/article/doi/10.1130/G47377.1/586486/Late-Ordovician-mass-extinction-caused-by

 

Mitchell, C. E., and  Melchin, M.J., 2020. COMMENT: 

Late Ordovician mass extinction caused by volcanism, 

warming, and anoxia, not cooling and glaciation. Geology

https://pubs.geoscienceworld.org/gsa/geology/article/doi/10.1130/G47946C.1/587311/COMMENT-Late-Ordovician-mass-extinction-caused-by

 

Bond, D.P. and Grasby, S.E., 2020. REPLY: Late 

Ordovician mass extinction caused by volcanism, 

warming, and anoxia, not cooling and glaciation. Geology.

https://pubs.geoscienceworld.org/gsa/geology/article/doi/10.1130/G47984Y.1/587312/REPLY-Late-Ordovician-mass-extinction-caused-by

 

Wang, G., Zhan, R. and Percival, I.G., 2019. The 

end-Ordovician mass extinction: A single-pulse 

event?. Earth-Science Reviews, 192, pp.15-33.

https://www.sciencedirect.com/science/article/pii/S0012825218305099

https://www.researchgate.net/publication/331275476_The_end-Ordovician_mass_extinction_A_single-pulse_event

https://www.researchgate.net/profile/Gx_Wang2

 

Yours,

 

Paul H.

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