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Ancient Volcanic Eruptions Caused Middle Permian Mass Extinction

Ancient Volcanic Eruptions Caused Global Mass Extinction
Science Daily, May 28, 2009


New evidence for volcanoes as source of mass extinction
Scientific American, May 28, 2009


The paper is:

Wignall, P. B., Y. Sun, D. P. G. Bond, G. Izon, R. J.
Newton, S. Vedrine, M. Widdowson, J. R. Ali, X. Lai,
H. Jiang, H. Cope, and S. H. Bottrell, 2009, Volcanism,
Mass Extinction, and Carbon Isotope Fluctuations in
the Middle Permian of China. Science. vol. 324. no. 5931,
pp. 1179 - 1182



Paul V. Heinrich
Baton Rouge, LA