Article Takedown/Update Request

This is an update request for the document Origins of atmospheric methane by O. Badr, S. D. Probert and P. W. O'Callaghan

Your paper was deposited in Research Papers in Economics and appears online at http://www.sciencedirect.com/science/article/B6V1T-49804PP-GH/2/3b1d2d299e1deae1d98ea1adfd90976c
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