FORD, Derek C., Geography and Earth Sciences, McMaster University, 1280 Main Street West, Hamilton, ON L8S 4K1 Canada, dford@mcmaster.ca

YONGE, Chas¹, BRUNS, H.², CORLETT, A.², GRAHAM, K.², HORNE, G.², LAVIGNE, J.², LOWE, D.³, MCKENZIE, I.², POLLACK, J.⁴, and SAFFORD, K.⁴, (1) Yonge Cave and Karst Consulting Inc, 1009 Larch Pl, Canmore, AB T1W 1S7, Canada, chas-karst@telus.net, (2) Alberta Spelological Society, Canmore, T1W 1S7, (3) British Cave Research Association, Radcliffe-on-Trent, NG 12 2 AQ, United Kingdom, (4) British Columbia Spelological Federation, BCSF@cancaver.ca, BC, Canada

STOKES, Tim R., Earth Science Department, Vancouver Island University, 900 Fifth St, Nanaimo, Nanaimo, BC V9R 5S5 Canada, tim.stokes@viu.ca

BAILEY, Quinn, Thompson Rivers University, 7-2020 Van Horne Dr, Kamloops, BC V1S1G3, Canada, quinn-bailey-1@mytru.ca and BRUGMAN, Melinda M., Revelstoke, BC V0E 2S0, Canada

SASOWSKY, Ira D., Department of Geosciences, University of Akron, Akron, OH 44325-4101, ids@uakron.edu and GUTIÉRREZ, Francisco, Dept. of Earth Sciences, University of Zaragoza, Pedro Cerbuna 12, Zaragoza, 50009, Spain

GREEN, Ronald T.¹, FRATESI, Beth², BERTETTI, F. Paul¹, CARRERA, Jesus³, and CABEZA, Yoar⁴, (1) Geosciences and Engineering Division, Southwest Research Institute, 6220 Culebra, San Antonio, TX 78238, rgreen@swri.edu, (2) Southwest Research Institute, Geosciences and Engineering Division, 6220 Culebra, San Antonio, TX 78238, (3) Institute of Environmental Assessment and Water Research, Barcelona, 08034, Spain, (4) Department of Geosciences, Barcelona, 08034, Spain

COVINGTON, Matthew D., Department of Geosciences, University of Arkansas, 216 Ozark Hall, Fayetteville, AR 72701, mcoving@uark.edu

FLOREA, Lee J., Department of Geological Sciences, Ball State University, 2000 W. University Ave, Muncie, IN 47306, lflorea@bsu.edu, DUGAN, Chelsie R., Geological Sciences, Ball State University, Muncie, IN 47306, and MCKINNEY, Cami, Department of Interior, National Park Service, Timpanogos Cave National Monument, American Fork, UT 84003

KITE, J. Steven, Geology and Geography, West Virginia University, P. O. Box 6300, Morgantown, WV 26506-6300, jkite@wvu.edu and TUDEK, John, Department of Geology and Geography, West Virginia University, 330 Brooks Hall, Morgantown, WV 26506-6300

FRIDELL, Zachery T., Department of Geosciences, East Tennessee State University, 325 Treasure Lane, Johnson City, TN 37614, fridell@goldmail.etsu.edu

CHEN, Kelly K.L.¹, BLACKWELL, Bonnie A.B.², BLICKSTEIN, Joel³, LUNDBERG, Joyce⁴, and SKINNER, Anne R.², (1) RFK Science Research Institute, Box 866, Glenwood Landing, NY 11547-0866, kellythechen@gmail.com, (2) Department of Chemistry, Williams College, Williamstown, MA 01267, (3) RFK Science Research Institute, Box 866, Glenwood Landing, 11547-0866, (4) Geography and Environmental Studies, Carleton University, Ottawa, ON K1S 5B6, Canada

MITCHELL, Casey L., Earth and Physical Sciences, Sul Ross State University, East Highway 90, Alpine, TX 79832, cmit1173@sulross.edu and ROHR, David M., Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832