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| | 8:00 AM | Introductory Remarks |
| 297-1 | 8:05 AM | Arsenic Cycling in Union Lake, NJ: KEIMOWITZ, Alison R.1, CHILLRUD, Steven N.2, ROSS, James N.3, MAILLOUX, Brian J.4, STUTE, Martin5, and WALDHOLZ, Rachel3, (1) Geochemistry, Lamont-Doherty Earth Observatory of Columbia University, 61 Route 9W, Palisades, NY 10964, ark@ldeo.columbia.edu, (2) Lamont-Doherty Earth Observatory, P. O. Box 1000, Palisades, NY 10964, (3) Geochemistry, Lamont-Doherty Earth Observatory, 61 Route 9W, Palisades, NY 10964, (4) Environmental Science, Barnard College, 76 Claremont Ave, 404 Altschul Hall, New York, NY 10027, (5) Geochemistry, Lamont-Doherty Earth Observatory of Columbia University, 61 Rte. 9W, Palisades, NY 10964 |
| 297-2 | 8:20 AM | Arsenic in Shallow Groundwater Adsorbed by Deeper Aquifer Sediments of Araihazar, Bangladesh: MIHAJLOV, Ivan1, RADLOFF, Kathleen A.2, STUTE, Martin3, ZHENG, Yan4, MAILLOUX, Brian3, BOUNDS, Margaret3, HUQ, M. Rezaul5, AHMED, Kazi Matin5, and VAN GEEN, Alexander6, (1) Department of Earth and Environmental Sciences, Lamont-Doherty Earth Observatory of Columbia University, 61 Rte. 9W, Palisades, NY 10964, mihajlov@ldeo.columbia.edu, (2) Department of Earth and Environmental Engineering, Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, (3) Environmental Science, Barnard College, 3009 Broadway, New York, NY 10027, (4) Earth and Environmental Sciences, Queens College and Graduate Center, CUNY, 65-30 Kissena Blvd, Flushing, NY 11367, (5) Department of Geology, University of Dhaka, Dhaka, Bangladesh, (6) Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964 |
| 297-3 | 8:35 AM | A Conceptual Model for Arsenic Enrichment In Stream Sediments and Ground Waters of the Humboldt River Basin and Adjacent Areas of Northern Nevada: MOHAMMAD, Shahnewaz, Gradutae Program of Hydrologic Sciences, University of Nevada, Reno, MS-175, LMR-263, Reno, NV 89557, mshahnewaz@gmail.com, TEMPEL, Regina, Dept. of Geological Sciences and Engineering, University of Nevada, Reno, MS 172, Reno, NV 89557, and WALLACE, Alan, University of Nevada, U.S. Geological Survey, Reno, NV 89557-0047 |
| 297-4 | 8:50 AM | The Hydrology of Shallow Aquifers in Araihazar, Bangladesh: A Potential Link to Temporal Variability in Dissolved Arsenic Concentrations: AZIZ, Zahid1, VAN GEEN, Alexander2, STUTE, Martin3, RAHMAN, Mohammad Wahidur4, RAHMAN, Mohammad Moshiur4, HUQ, Mohammad Rezaul4, and AHMED, Kazi Matin5, (1) Department of Earth and Environmental Sciences, Columbia University, New York, NY 10027, aziz@ldeo.columbia.edu, (2) Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, (3) Geochemistry, Lamont-Doherty Earth Observatory of Columbia University, 61 Rte. 9W, Palisades, NY 10964, (4) Department of Geology, University of Dhaka, Dhaka, Bangladesh, (5) Department of Geology, University of Dhaka, Dhaka, 1000, Bangladesh |
| 297-5 | 9:05 AM | Processes Controlling the Mobility of Naturally Occurring Arsenic In a Hydrogeologically and Biogeochemically Well-Characterized Aquifer: KENT, Douglas B., U.S. Geological Survey, 345 Middlefield Road, MS 465, Menlo Park, CA 94025, dbkent@usgs.gov and SMITH, Richard L., US Geological Survey, Water Resources Discipline, Denver, CO 80303 |
| 297-6 | 9:25 AM | A Green Fieldable Analyzer for Measuring Arsenic In Environmental Samples: SENGUPTA, Mrinal K.1, SAWALHA, Maather F.1, OHIRA, Shin-Ichi1, IDOWUA, Ademola D.2, and DASGUPTA, Purnendu K.1, (1) Chemistry and Biochemistry, University of Texas at Arlington, 700 Planetarium Place, 130 Chemistry and Physics Buliding, Arlington, TX 76019-0065, sengupta@uta.edu, (2) Department of Chemistry and Biochemistry, Texas Tech University, Lubbock, TX 79409-1061 |
| 297-7 | 9:40 AM | Field Deployable Method for Arsenic Speciation in Water: VOICE, Thomas C., Civil and Environmental Engineering, Michigan State University, East Lansing, MI 48824, voice@msu.edu, DEL PINO, Lisveth Flores, La Molina National Agrarian University and Scientific University of the South, Lima, 3747, Peru, HAVEZOV, Ivan, Bulgarian Academy of Sciences, Acad. Bontchev Street, Building 11, Sofia, 1113, Bulgaria, and LONG, David, Geological Sciences, Michigan State University, 206 Natural Science Building, East Lansing, MI 48824 |
| | 9:55 AM | Break |
| 297-8 | 10:10 AM | Simultaneous Oxidation Rates of Iron and Arsenic in Acid Mine Drainage (Rio Tinto, Spain) and of Arsenic and Antimony in Neutral Mine Drainage (Giant Mine, Canada): ASTA, Maria P., Environmental Geology, Institute of Earth Science "Jaume Almera", Lluis Sole i Sabaris s/n, Barcelona, 08028, Spain, mpasta@ija.csic.es, NORDSTROM, D. Kirk, U.S. Geol Survey, 3215 Marine Street, Suite E-127, Boulder, CO 80303, dkn@usgs.gov, and MCCLESKEY, R.B., U.S. Geological Survey, 3215 Marine St, Boulder, CO 80303 |
| 297-9 | 10:30 AM | Arsenic Speciation and Iron Mineralogy in Sediment from Meghna and Brahmaputra River Banks of Bangladesh: ZHENG, Yan, Queens College, CUNY, Flushing, NY 11367, and Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, yan.zheng@qc.cuny.edu, JUNG, Hun Bok, Earth and Environmental Sciences, Queens College and Graduate Center, CUNY, 65-30 Kissena Blvd, Flushing, NY 11367, hbjung@gc.cuny.edu, and BOSTICK, Benjamin, Department of Earth Sciences, Dartmouth College, Hinman Box 6105, Fairchild Hall, Hanover, NH 03755 |
| 297-10 | 10:45 AM | Geochemical Modeling of Arsenic Speciation, Sorption, and Precipitation Under Changing Redox Conditions: LEE, Ming-Kuo1, SAUNDERS, James1, DHAKAL, Prakash1, UDDIN, Ashraf1, SHAMSUDDUHA, Mohammad1, and JEAN, Jiin-Shuh2, (1) Geology and Geography, Auburn University, 210 Petrie Hall, Auburn, AL 36849, Leeming@auburn.edu, (2) Earth Sciences, National Cheng Kung University, Tainan-70101, Tainan-70101, Taiwan |
| 297-11 | 11:00 AM | A Field, Laboratory and Modeling Study on Reactive Transport of Arsenic in a Coastal Aquifer: JUNG, Hun Bok1, CHARETTE, Matthew2, and ZHENG, Yan1, (1) Earth and Environmental Sciences, Queens College and Graduate Center, CUNY, 65-30 Kissena Blvd, Flushing, NY 11367, hbjung@gc.cuny.edu, (2) Marine Chemistry and Geochemistry, Woods Hole Oceanographic Institution, Mail Stop 25, Woods Hole, MA 02543 |
| 297-12 | 11:15 AM | Hydrogeochemical Evaluation of Groundwater along An E-W Transect of the Middle Meghna Basin, Bangladesh: HASAN, M. Aziz1, BHATTACHARYA, Prosun2, AHMED, Kazi Matin3, SRACEK, Ondra4, BRÖMSSEN, Mattias von2, and JACKS, Gunnar2, (1) Department of Geology, University of Dhaka, Dhaka-1000, Dhaka, 1000, Bangladesh, aziz.hasan@yahoo.com, (2) KTH-International Groundwater Arsenic Research Group, Department of Land and Water Resources Engineering, Royal Institute of Technology (KTH), Teknikringen 76, Stockholm, SE-10044, Sweden, (3) Department of Geology, University of Dhaka, Dhaka, 1000, Bangladesh, (4) Institute of Geological Sciences, Faculty of Science, Masaryk University, Kotláøská 2, Brno, 611 37, Czech Republic |
| 297-13 | 11:30 AM | Local Parameters Influencing Groundwater Arsenic Concentration in Shallow Aquifers in Bangladesh: RADLOFF, Kathleen A.1, ZHENG, Yan2, STUTE, Martin3, MATTER, Juerg4, AZIZ, Zahid5, RAHMAN, M. Moshiur6, HUQ, M. Rezaul6, CHOWDURY, Tareq6, AHMED, Kazi Matin6, and VAN GEEN, Alexander7, (1) Earth and Environmental Engineering, Columbia University, New York, NY 10025, kar2108@columbia.edu, (2) Queens College, CUNY, Flushing, NY 11367, and Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964, (3) Environmental Science, Barnard College, 3009 Broadway, New York, NY 10027, (4) Lamont Doherty Earth Observatory, Columbia University, Palisades, 61 rte 9W, New York, NY 10964, (5) Earth and Environmental Sciences, Columbia University, New York, NY 10027, (6) Geology, University of Dhaka, Dhaka, 1000, Bangladesh, (7) Lamont-Doherty Earth Observatory of Columbia University, Palisades, NY 10964 |
| 297-14 | 11:45 AM | Preliminary Hydrological and Hydrochemical Assessment of Arsenic Contaminated Groundwater of Nawalparashi District of Nepal: NEKU, Amar, Geosciences, University of Texas at Dallas, 2601 N Floyd Road, Richardson, TX 75083, amar.neku@utdallas.edu and BRIKOWSKI, Tom H., Geosciences, FO-21, University of Texas at Dallas, P.O. Box 830688, Richardson, TX 75083 |
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