Information regarding the individual abstracts can be obtained by contacting the corresponding author. Email addresses of corresponding authors are linked on the individual workshop pages.

For additional information, please contact the conference convenors:

Richard C. Berg Illinois State Geological Survey 215 Natural Resources Building 615 E. Peabody Drive Champaign, IL 61820 Office phone: 217-244-2776 Fax: 217-244-7004 E-mail: berg@isgs.illinois.edu

Hazen Russell Geological Sruvey of Canada Natural Resources Canada 391-601 Booth St. Ottawa, Ontario K1A 0E8 Office phone: 613-992-4374 Fax: 613-992-0190 E-mail: hrussell@nrcan.gc.can

Harvey Thorleifson Minnesota Geological Survey 2642 University Avenue St. Paul, MN 55114 Office phone: 612-627-4780 x224 Fax: 612-627-4778 E-mail: thorleif@umn.edu

Updated 9/04/2009 SLD