398
Arsenic Dynamics In Near-Surface Systems: I

Oral Session

SSSA Division: Soil Chemistry

This session encourages submission of studies examining sources of arsenic along with subsequent biological, chemical, and physical processes controlling its cycling within soils and waters.

Wednesday, November 6, 2013: 8:00 AM-12:05 PM
Tampa Convention Center, Room 25
Organizers:
Matthew Polizzotto and Jason W. Stuckey
Presiders:
Matthew Polizzotto and Jason W. Stuckey
8:00 AM
Introductory Remarks
8:05 AM
398-1
Arsenic Mobility in Near-Surface Environments: Exploring the Role of Microbial Sulfate Reduction.
Edward Burton, Southern Cross University
8:30 AM
398-2
Arsenic Accumulation By Edible Aquatic Macrophytes.
Kim Falinski, University of Hawaii at Manoa; Russell S. Yost, University of Hawaii at Manoa
8:45 AM
398-3
Arsenic, Lead, and Cadmium Contamination of Crops By Fly Ash in China.
Samantha C Ying, Stanford University; Jianwei Bu, China University of Geosciences; Yiqun Gan, China University of Geosciences; Yanxin Wang, China University of Geosciences; Ray Zhao, Stanford University; Guangchao C Li, Stanford University; Dominik Weiss, Imperial College; Jennifer C Wilcox, Stanford University; Scott Fendorf, Stanford University; Eric C Lambin, Stanford University
9:05 AM
398-4
Redox Controlled Transformation of Arsenic Geochemistry in Shallow Basin-Fill Aquifer in Cache Valley, Utah: Implication of Arsenic Solubilization.
Xianyu Meng, Utah State University; Joan E. McLean, Utah State University
9:20 AM
398-5
Understanding Arsenic Uptake By Rice As a Function Of Field Water Regime.
Linda C. Roberts, Cornell University; Stephan J. Hug, Eawag, Swiss Federal Institute of Aquatic Science and Technology; Andreas Voegelin, Eawag, Swiss Federal Institute of Aquatic Science and Technology; M. Ashraf Ali, Bangladesh University of Engineering and Technology; A. Borhan M. Badruzzaman, Bangladesh University of Engineering and Technology; Golam M. Panaullah, Cornell FFP-Project; John M. Duxbury, Cornell University
9:45 AM
398-6
Impacts of Hydraulics and Channel Amendments On Arsenic Concentrations in Flowing Irrigation Water.
Matthew Polizzotto, North Carolina State University; Francois Birgand, North Carolina State University; Ethan Miles Lineberger, North Carolina State University; Borhan Badruzzaman, Bangladesh University of Engineering and Technology; Ashraf Ali, Bangladesh University of Engineering and Technology
10:05 AM
Break
10:25 AM
398-7
Assessment Of a Novel, In-Situ Remediation Technology For Immobilizing Arsenic (As) In Aerobic Soil Systems.
Aaron R. Betts, ORISE Postmasters Fellow at the U.S. Environmental Protection Agency; Kirk G. Scheckel, US EPA; Bradley W. Miller, Environmental Chemist, U.S. EPA
10:40 AM
398-8
Microscale Reactivity of Arsenic On a Soil Sand Grain.
Dean L. Hesterberg, NC State University; Montserrat Fuentes, NC State University; Matthew Polizzotto, North Carolina State University; Joseph S. Guinness, NC State University; Ryan Tappero, US-DOE Brookhaven National Laboratory; Keith Jones, US-DOE Brookhaven National Laboratory; Chuanzhen Zhou, NC State University; Eva M. Johannes, NC State University
11:05 AM
398-9
Defining Landforms and Rate-Limiting Biogeochemical Factors Controlling the Release of Arsenic to Groundwater Within the Mekong Delta.
Jason W. Stuckey, Stanford University; Scott Fendorf, Stanford University
11:25 AM
398-10
Processes Controlling Arsenic Fate in Asian Aquifers From the Yangtze to the Mekong.
Michael Schaefer, Stanford University; Xinxin Guo, China University of Geosciences; Yiqun Gan, China University of Geosciences; Yanxin Wang, China University of Geosciences; Scott Fendorf, Stanford University
11:40 AM
398-11
Dissolved Organic Carbon Sources and Transport and Its Role in Regulating Dissolved Arsenic Levels.
Benjamin C. Bostick, Lamont-Doherty Earth Observatory of Columbia University; Brian Mailloux, Barnard College; Charles Harvey, Massachusetts Institute of Technology; Mason Stahl, Massachusetts Institute of Technology; Ivan Mihajlov, Lamont-Doherty Earth Observatory of Columbia University; Jing Sun, Lamont-Doherty Earth Observatory of Columbia University; Michael Berg, Eawag, Swiss Federal Institute of Aquatic Science and Technology; Steve Chillrud, Lamont-Doherty Earth Observatory of Columbia University; Alexander van Geen, Lamont-Doherty Earth Observatory of Columbia University
12:05 PM
Concluding Remarks
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