Scylla Posted March 31, 2014 Share Posted March 31, 2014 Released from volcanoes, nickel may have allowed metanogenic bacteria to help change the climate rapidly. http://www.reuters.com/article/2014/03/31/us-science-extinction-idUSBREA2U1KO20140331 Link to comment Share on other sites More sharing options...
Auspex Posted March 31, 2014 Share Posted March 31, 2014 ...and the chemical signature of this is...where? "There has been an alarming increase in the number of things I know nothing about." - Ashleigh Ellwood Brilliant “Try to learn something about everything and everything about something.” - Thomas Henry Huxley >Paleontology is an evolving science. >May your wonders never cease! Link to comment Share on other sites More sharing options...
Scylla Posted March 31, 2014 Author Share Posted March 31, 2014 In the sediments. Here is a source closer to the authors: http://newsoffice.mit.edu/2014/ancient-whodunit-may-be-solved-microbes-did-it Link to comment Share on other sites More sharing options...
Auspex Posted March 31, 2014 Share Posted March 31, 2014 Thanks; the first article was light on any mention of evidence. "There has been an alarming increase in the number of things I know nothing about." - Ashleigh Ellwood Brilliant “Try to learn something about everything and everything about something.” - Thomas Henry Huxley >Paleontology is an evolving science. >May your wonders never cease! Link to comment Share on other sites More sharing options...
Scylla Posted March 31, 2014 Author Share Posted March 31, 2014 Well "fossil news" is still just news, not science I guess Link to comment Share on other sites More sharing options...
Oxytropidoceras Posted April 1, 2014 Share Posted April 1, 2014 The paper is: Rothman, D. H., G. P. Fournier, K. L. French, E. J. Alm, E. A. Boyle, C. Cao, and R. E. Summons, 2014, Methanogenic burst in the end-Permian carbon cycle. Proceedings of the National Academy of Science. Early Edition, doi: 10.1073/pnas.1318106111 http://www.pnas.org/content/early/2014/03/26/1318106111 Freely available online through the PNAS open access option. http://www.pnas.org/content/early/2014/03/26/1318106111.full.pdf+html Other articles are: Archaeageddon: how gas-belching microbes could have caused mass extinction by Chelsea Wald, Nature News, http://www.nature.com/news/archaeageddon-how-gas-belching-microbes-could-have-caused-mass-extinction-1.14958 Methane-Producing Microbes Caused 'The Great Dying' by Christopher Joyce, Morning Edition, NPR, April 1, 2014. http://www.npr.org/2014/04/01/297623130/methane-producing-microbes-caused-the-great-dying On a unrelated note: Scratch That: One Cat's Struggle With Internet Stardom by Renita Jablonski, , Morning Edition, NPR, April 1, 2014 http://www.npr.org/2014/04/01/297147317/scratch-that-one-cats-struggle-with-internet-stardom Yours, Paul H. Link to comment Share on other sites More sharing options...
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