New Theory On Largest Known Mass Extinction In Earth's History: The largest mass extinction in the history of the earth could have been triggered off by giant salt lakes, whose emissions of halogenated gases changed the atmospheric composition so dramatically that vegetation was irretrievably damaged, Science Daily, March 31, 2009,
http://www.sciencedaily.com/releases/2009/03/090330102659.htm New theory on largest known mass extinction in the history of the earth. Did volatile halogenated gases from giant salt lakes at the end of the Permian Age lead to a mass extinction of species? http://www.ufz.de/index.php?en=17896 and http://www.ufz.de/index.php?de=17896 Weissflog, L. N.F. Elanskii, K. Kotte, F. Keppler, A. Pfennigsdorff, C.A. Lange, E. Putz, L.V. Lisitzina, 2009, Late Permian Changes in Conditions of the Atmosphere and Enviroments Caused by Halogenated Gases. Dokladi Earth Sciences. vol. 424, no. 6, pp. 818-823. http://www.springerlink.com/content/t8n5118h4w180566/?p=8383a07971444193bea480c152b84936&pi=25 Yours, Paul H. ______________________________________________ http://www.meteoritecentral.com Meteorite-list mailing list Meteorite-list@meteoritecentral.com http://six.pairlist.net/mailman/listinfo/meteorite-list