SHAFER, T. Devaja, Environmental Studies, Wellesley College, 106 Central Street, Wellesley, MA 02481, BRABANDER, Daniel J., Geosciences, Wellesley College, 106 Central Street, Wellesley, MA 02481, ESTES, Emily, Geosciences, Wellesley College, 106 Central St, Wellesley, MA 02481, GRIFFITH, Alden, Botanic Gardens, 106 Central Street, Wellesley, MA 02481 and GUENTHER, William, Neponset River Watershed Association, 2173 Washington Street, Canton, MA 02021, dbraband@wellesley.edu, dbraband@wellesley.edu

SOLT, Mike, U.S. Geological Survey, Sacramento, CA 95819 and DEOCAMPO, Daniel, Geosciences, Georgia State University, PO Box 4105, Atlanta, GA 30302, msolt@usgs.gov, msolt@usgs.gov

BROWN, Amy L.¹, FOSTER, Andrea L.², ALPERS, Charles N.³, HANSEL, Colleen⁴, LENTINI, Chris⁴ and KIM, Christopher S.⁵, (1)Department of Geological Sciences, University of Florida, 241 Williamson Hall, Gainesville, FL 32611, (2)U.S. Geological Survey, 345 Middlefield Rd., MS 901, Menlo Park, CA 94025, (3)U.S. Geological Survey, California Water Science Center, 6000 J St, Placer Hall, Sacramento, CA 95819, (4)School of Engineering and Applied Sciences, Harvard University, 40 Oxford Street, ESL, RM 305, Cambridge, MA 02138, (5)School of Earth and Environmental Sciences, Chapman University, One University Drive, Orange, CA 92866, amy.brown@ufl.edu, amy.brown@ufl.edu

HYDE, Brendt C., Department of Earth Sciences, The University of Western Ontario, London, ON N6A 5B7, Canada, KING, Penelope L., Research School of Earth Sciences, Australian National University, Canberra, ACT0200, Australia, DYAR, M. Darby, Department of Astronomy, Mount Holyoke College, 50 College St, South Hadley, MA 01075, SPILDE, Michael N., Institute of Meteoritics, University of New Mexico, MSC03-2050, Albuquerque, NM 87131, ALI, A.S., Department of Earth and Planetary Sciences, The University of New Mexico, Albuquerque, NM 87131 and ATUDOREI, Nicu-Viorel, Department of Earth & Planetary Sciences, The University of New Mexico, Albuquerque, NM 87131, penny.king@anu.edu.au, penny.king@anu.edu.au

ZHOU, Jian, Department of Geosciences, Texas Tech University, Box 41053, Lubbock, TX 79409-1053 and RIDLEY, Moira K., Department of Geosciences, Texas Tech University, Lubbock, TX 79409-1053, Jian.Zhou@ttu.edu, Jian.Zhou@ttu.edu

NEUMANN, Klaus, Geological Sciences, Ball State University, Muncie, IN 47306 and SNIDOW, Dean C., Apache Corporation, 303 Veteran's Airpark Lane, Midland, TX 79705, kneumann@bsu.edu, kneumann@bsu.edu

WILSON, Leslie, Chemistry and Physics, Western Carolina University, 231 Natural Science Building, Cullowhee, NC 28723, LECHLER, Paul J., Department of Biology, Western Carolina University, Cullowhee, NC 28723, VILLARROEL, Lionel, Geosciences and Natural Resources, Western Carolina University, Cullowhee, NC 28723 and MILLER, Jerry, Department of Geosciences & Natural Resources, Western Carolina University, Cullowhee, NC 28723, lrwilson@wcu.edu, lrwilson@wcu.edu

HANSON, Brian, Hydrologic Sciences, Boise State University, Boise, ID 83725, brianhanson@u.boisestate.edu, brianhanson@u.boisestate.edu

YUAN Sr, Xuyin, College of Environmental Science and Engineering, Hohai University, 1 Xikang Road, Nanjing, 210098, China and LI, Jizhou, College of Environment, Hohai University, 1 Xikang Road, Nanjing, 210098, China, netyxy@yahoo.com.cn, netyxy@yahoo.com.cn

DOÑÉ, Victoria, ZHU, Shuyang, GOURLEY, Jonathan and MARTIN-BLACK, William, Environmental Science Program, Trinity College, 300 Summit Street, Hartford, CT 06106, victoria.done@trincoll.edu, victoria.done@trincoll.edu

CRAWFORD, Mathew, Geology, Kansas State University, 709 N Juliette Ave #1, Manhattan, KS 66502, ALLMENDINGER, Nicholas E., Watershed Sciences, Utah State University - UBRC, 1680 West US Highway 40 # 115, Vernal, UT 84078, VAN DER MERWE, Deon, College of Veterinary Medicine, Kansas State University, Manhattan, 66506, CLARK, Dustin, Utah State University, Vernal, 84078 and DATTA, Saugata, Department of Geology, Kansas State University, 104 Thompson Hall, Manhattan, KS 66506-3201, mckroff@ksu.edu, mckroff@ksu.edu

KANEKO, Masanori, Geological Science and Engineering, University of Nevada-Reno, 1664 N. Virginia St, Reno, NV 89557-0138 and POULSON, Simon, Geological Sciences and Engineering, University of Nevada-Reno, MS 172, Reno, NV 89557-0138, mkaneko@unr.edu, mkaneko@unr.edu

WILCOX, Jeffrey D.¹, KERR, Katharine A.¹, GARCIA, Katherine G.², SEYMOUR, Michael D.³ and PETERSON, Jonathan W.⁴, (1)Department of Environmental Studies, University of North Carolina at Asheville, One University Heights, CPO #2330, Asheville, NC 28804, (2)Department of Engineering, Hope College, P.O. Box 9000, Holland, MI 49422-9000, (3)Department of Chemistry, Hope College, P.O. Box 9000, Holland, MI 49422-9000, (4)Department of Geological & Environmental Sciences, Hope College, P.O. Box 9000, Holland, MI 49422-9000, kakerr@unca.edu, kakerr@unca.edu