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Support for this study was provided by the McKnight Foundation under Grant No. 12-398; the National Research Council Day Fund; the U.S. Department of Agriculture Natural Resources Conservation Service under Grant No. 68-3A75-13-50; and the Walton Family Foundation under Grant No. 2012-1149. Any opinions, findings, conclusions, or recommendations expressed in this publication are those of the author(s) and do not necessarily reflect the views of the organizations or agencies that provided support for the project.
International Standard Book Number-13: 978-0-309-30484-9
International Standard Book Number-10: 0-309-30484-9
Cover credit: Photo courtesy of Michael E. Slifer, Director, USGS Missouri Water Science Center, Rolla, MO.
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