Northern Prairie Wildlife Research Center
We thank R. R. Gabel, H. K. Hundt, G. A. Knutsen, and S. P. Lane for performing field work; R. A. Gleason for coordinating the sampling of the 204 wetlands used to assign data-generated C values; and M. A. Anderson, J. B. Grace, B. A. Hanson, D. L. Larson, G. E. Larson, J. A. Reinartz, A. G. van der Valk, and two anonymous reviewers for providing reviews and/or commenting on earlier drafts of our manuscript. Partial funding for this project was provided by the U.S. Army Corps of Engineers' Waterways Experiment Station and the Natural Resources Conservation Service's Wetland Science Institute.