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Methane-Producing Microbes Caused 'The Great Dying'

Ancient whodunit may be solved: The microbes 
did it! (Methane-producing microbes may be 
responsible for the largest mass extinction in 
Earth’s history.) MIT News, April 1, 2014

Archaeageddon: how gas-belching microbes could 
have caused mass extinction by Chelsea Wald,
Nature News, 

Methane-Producing Microbes Caused 'The Great 
Dying' by Christopher Joyce, Morning Edition, 
NPR, 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

Freely available online through the PNAS open 
access option. 


Paul H.