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. 2002 Mar 26;99(7):4172–4177. doi: 10.1073/pnas.032095199

Figure 8.

Figure 8

Plots of the ratio of the burial rates of pyrite S and organic C, and of atmospheric oxygen concentration vs time for the Phanerozoic based on the amended geocarb iii model (19) (see caption for Fig. 6 for details).