[meteorite-list] UV-B radiation blamed for Devonian-Carboniferous boundary terrestrial extinction

From: Paul <etchplain_at_meteoritecentral.com>
Date: Sun, 31 May 2020 16:11:32 -0500
Message-ID: <b0a40216-2094-03cf-3765-2115d9dd35de_at_att.net>

End-Devonian Mass Extinction Caused by Erosion
of Ozone Layer, New Study Finds, Sci-News. May 28, 2020
http://www.sci-news.com/paleontology/end-devonian-mass-extinction-erosion-ozone-layer-08477.html

No asteroids needed: ancient mass extinction tied
to ozone loss, warming climate By Paul Voosen
Science News, May. 27, 2020
https://www.sciencemag.org/news/2020/05/no-asteroids-or-volcanoes-needed-ancient-mass-extinction-tied-ozone-loss-warming

The paper is:

John E. A. Marshall,? Jon Lakin, Troth, and
Sarah M. Wallace-Johnson, 2020, UV-B
radiation was the Devonian-Carboniferous
boundary terrestrial extinction kill mechanism.
Science Advances 27 May 2020: Vol. 6, no. 22, eaba0768
DOI: 10.1126/sciadv.aba0768
https://advances.sciencemag.org/content/6/22/eaba0768
https://advances.sciencemag.org/content/6/22/eaba0768/tab-pdf

yours,

Paul H.

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