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| | 1:30 PM | Introductory Remarks |
| 27-1 | 1:45 PM | TOPOGRAPHY, EROSION, AND GEOCHEMICAL PROPERTIES OF TROPICAL SOILS, OSA PENINSULA, COSTA RICA: BERN, Carleton R., Institute for Arctic and Alpine Research, University of Colorado, Campus Box 450, Boulder, CO 80309-0450, carleton.bern@colorado.edu, TOWNSEND, Alan R., Institute for Arctic and Alpine Rsch, University of Colorado, Campus Box 450, Boulder, CO 80309-0450, and FARMER, G. Lang, Univ Colorado - Boulder, PO Box 399, Boulder, CO 80309-0399 |
| 27-2 | 2:00 PM | PRESENT DAY CHEMICAL WEATHERING IN THE LARGE RIVERS OF THE TIBETAN PLATEAU AND ADJACENT AREAS: HUH, Youngsook, School of Earth and Environmental Sciences, Seoul National University, San 56-1, Sillim-dong, Gwanak-gu, Seoul 151-747, huh@earth.northwestern.edu. |
| 27-3 | 2:15 PM | GEOCHEMISTRY AND WEATHERING FLUXES OF THE YANGTZE HEADWATERS IN CHINA: ELLIS, Andre and HUH, Youngsook, Geological Sciences, Northwestern Univ, 1850 Campus Dr, Evanston, IL 60208, andre@earth.northwestern.edu |
| 27-4 | 2:30 PM | Paper Withdrawn |
| 27-5 | 2:45 PM | Paper Withdrawn |
| 27-6 | 3:00 PM | CARBONATE WEATHERING AND DIC FLUXES IN CARBONATE-BEARING LANDSCAPES, MICHIGAN AND SLOVENIA: SZRAMEK, Kathryn1, WILLIAMS, Erika1, MCINTOSH, Jennifer1, KANDUC, Tjasa2, OGRINC, Nives2, and WALTER, Lynn M.1, (1) Geological Sciences, Univ of Michigan, 2534 C.C. Little Bldg, 425 East University, Ann Arbor, MI 48109-1063, kszramek@umich.edu, (2) Jozef Stefan Institute, Jamova 39 1000, Ljubljana |
| | 3:15 PM | Break |
| 27-7 | 3:30 PM | ARCTIC STREAM GEOCHEMISTRY AS A MONITOR OF RECENT PERMAFROST DEGRADATION: KELLER, Katy1, KLING, George W.2, and BLUM, Joel D.1, (1) Geological Sciences, Univ of Michigan, 2534 CC Little, 425 E. University, Ann Arbor, MI 48109, kateak@umich.edu, (2) Dept. of Ecology and Evolutionary Biology, Univ of Michigan, 830 N. University, Ann Arbor, MI 48109-1048 |
| 27-8 | 3:45 PM | SURFACE WATER DISSOLVED LOADS AND SOIL CHEMICAL WEATHERING RATES: RESULTS FROM THE SANTA CRUZ TERRACES: BAIN, Daniel J.1, ANDERSON, Suzanne P.2, BULLEN, Thomas D.1, FITZPATRICK, John1, SCHULZ, Marjorie S.1, VIVIT, Davison V.1, and WHITE, Arthur F.1, (1) Water Resources, U. S. Geologic Survey, 345 Middlefield Rd, MS420, Menlo Park, CA 94025, djbain@usgs.gov, (2) Institute of Arctic and Alpine Research, Univ of Colorado at Boulder, Boulder, CO 80309 |
| 27-9 | 4:00 PM | CONTROLS ON CARBONATE AND SILICATE WEATHERING FLUXES IN TWO FORESTED WATERSHEDS, NORTHERN MICHIGAN: WILLIAMS, Erika L. and WALTER, Lynn M., Dept. of Geological Sciences, Univ. of Michigan, 2534 C.C. Little Bldg, Ann Arbor, MI 48109-1063, erikalw@umich.edu |
| 27-10 | 4:15 PM | SILICATE AND CARBONATE MINERAL WEATHERING CONTRIBUTIONS TO SOIL WATERS: A GEOCHEMICAL CASE STUDY FROM SOIL PROFILES DEVELOPED ON CARBONATE-BEARING GLACIAL DRIFT (SOUTHERN MICHIGAN): JIN, Lixin, Dept. of Geological Sciences, Univ of Michigan, 2534 CC Little Building, 425 East University St, Ann Arbor, MI 48109-1063, ljin@umich.edu, HAMILTON, Stephen K., W. K. Kellogg Biological Station, Michigan State Univ, 3700 East Gull Lake Drive, Hickory Corners, MI 49060, and WALTER, Lynn M., Dept. of Geological Sciences, Univ. of Michigan, 2534 C.C. Little Bldg, Ann Arbor, MI 48109-1063 |
| 27-11 | 4:30 PM | HYDROGEOCHEMICAL CONSTRAINTS ON PLEISTOCENE GLACIAL MELTWATER INVASION INTO MIDCONTINENT, U.S. REGIONAL AQUIFER SYSTEMS: IMPACT ON SALINITY STRUCTURE AND GENERATION OF MICROBIAL GAS: MCINTOSH, Jennifer C. and WALTER, Lynn M., Geological Sciences, Univ of Michigan, 2534 C.C. Little Bldg, 425 East University, Ann Arbor, MI 48109-1063, jmcintos@umich.edu |
| 27-12 | 4:45 PM | INFLUENCE OF HYDROLOGIC CONDITIONS ON HISTORICAL WATER QUALITY IN A STREAM AFFECTED BY NATURAL AND MINING-RELATED SOURCES, 1965-2001: MAEST, A.S., NORDSTROM, D. Kirk, and LOVETERE, S.H., U.S. Geol Survey, 3215 Marine St., Suite E-127, Boulder, CO 80303, amaest@aol.com |
| 27-13 | 5:00 PM | BENCH AND PILOT SCALE TEST RESULTS PASSIVE TREATMENT OF ACID MINE DRAINAGE (AMD) AT THE FRAN COAL MINE, PA: GUSEK, James J., Golder Associates Inc, 44 Union Blvd Suite 300, Lakewood, CO 80228, jgusek@golder.com. |
| 27-14 | 5:15 PM | DIRECTION-SPECIFIC BEHAVIOR OF STEPS ON CALCITE AT NEAR EQUILIBRIUM CONDITIONS: IMPACT ON UNDERSTANDING SOLUBILITY CONSTANTS: FAN, Chunfang, Earth and Environmental Sciences, The George Washington Univ, 2029 G St. NW Rm101, Washington D.C, DC 20006, cffan@gwu.edu and TENG, Henry, Earth and Environmental Sciences, George Washington Univ, 2029 G St NW, Washington, DC 20006 |
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