GBADEBO, Adewole M., ADEDEJI, Oludare H., and EDOGBO, Ajogwu Sunday, Dept. of Environmental Mgt & Toxicology, University of Agriculture, P M B 2240, Abeokuta, 234, Nigeria, jumaid2000@yahoo.co.uk

WEISE, Laura, Institut für Geographie, University of Potsdam, Karl-Liebknecht-Straße 24/25, Potsdam, 14476, Germany, HUNTLEY, David H., Geological Survey of Canada, 625 Robson Street, Vancouver, BC V6B5J3, Canada, and BOBROWSKY, Peter, Geological Survey of Canada, Natural Resources Canada, 601 Booth Street, Ottawa, ON K1A 0E8, Canada, pbobrows@nrcan.gc.ca

PIERSON, Thomas C., U.S. Geological Survey, Cascades Volcano Observatory, 1300 S.E. Cardinal Court #100, Vancouver, WA 98683-9589, tpierson@usgs.gov, EVARTS, Russell C., U.S. Geological Survey, 345 Middlefield Rd, Menlo Park, CA 94025, and BARD, Joseph A., U.S. Geological Survey, Cascades Volcano Observatory, 1300 SE Cardinal Court #100, Vancouver, WA 98683-9589

FORD, Kiersti Rae, Department of Earth and Environmental Sciences, California State University - Fresno, 2345 E. San Ramon Ave, MS/MH24, Fresno, CA 93720, kierstirae@gmail.com, PLUHAR, Christopher J., Earth & Environmental Sciences Dept, California State University, Fresno, 2576 E. San Ramon Ave., Mail Stop ST-24, Fresno, CA 93740, STOCK, Greg M., National Park Service, Yosemite National Park, El Portal, CA 95318, STONE, John O., Department of Earth and Space Sciences and Quaternary Research Center, University of Washington, Box 351310, 070 Johnson Hall, Seattle, WA 98195, and ZIMMERMAN, Susan H., Center for Accelerator Mass Spectrometry, Lawrence Livermore National Laboratory, Livermore, CA 94550

HALL, Louisa¹, ROBINSON, Tom², DUFFY, Brendan³, GRAVELY, Darren⁴, and HAMPTON, Samuel J.⁴, (1) Department of Geosciences, Smith College, 44 College Lane, Northampton, MA 01063, lhall@smith.edu, (2) Geological Sciences, University of Canterbury, Private Bag 4800, Christchurch, 8140, New Zealand, (3) Geological Sciences, University of Canterbury, Christchurch, 8140, New Zealand, (4) Geological Sciences and Frontiers Abroad, University of Canterbury, Private Bag 4800, Christchurch, 8140, New Zealand

CRAWFORD, Matthew M.¹, ZHU, Junfeng², and WEBB, Steven¹, (1) Kentucky Geological Survey, University of Kentucky, 228 Mining and Mineral Resources Building, Lexington, KY 40506, mcrawford@uky.edu, (2) Kentucky Geological Survey, University of Kentucky, Lexington, KY 40506

GRANT, Alex R.¹, WARTMAN, Joseph¹, and ABOU-JAOUDE, Grace², (1) Civil and Environmental Engineering, University of Washington, Seattle, WA 98195, agrant3@uw.edu, (2) Civil Engineering, Lebanese American University, Byblos, Lebanon