Geological Society of America

8:05 AM

WHAT GOES AROUND COMES AROUND: TODAY’S ENVIRONMENTAL BIOGEOCHEMISTRY

Robyn Hannigan, Arkansas State Univ, State Unviersity, AR

73154 (Technical Sessions)

8:25 AM

HUMAN HEALTH RISK FROM EXPOSURE TO SOIL-ARSENIC: DOES ONE SIZE FIT ALL?

Rupali Datta, Univ of Texas at San Antonio, San Antonio, TX and Dibyendu Sarkar, Univ of Texas at San Antonio, San Antonio, TX

78211 (Technical Sessions)

8:40 AM

BIOGEOCHEMISTRY OF OXALATE ROCK COATINGS IN SOUTHWESTERN TEXAS

Jon Russ, Arkansas State Univ, State University, AR and Dana Jo Coker, Arkansas State Univ, State University, AR and Darren Hess, Arkansas State Univ, State University, AR

76299 (Technical Sessions)

8:55 AM

TRACE ELEMENT DIFFERENCES AMONG SKELETAL STRUCTURES IN MONTASTRAEA FAVEOLATA

Noreen A. Buster, Ctr for Coastal and Watershed Studies, St. Petersburg, FL and Charles W. Holmes, Ctr for Coastal and Watershed Studies, St. Petersburg, FL

77819 (Technical Sessions)

9:10 AM

13C AND 14C INVESTIGATIONS OF BACTERIAL CARBON CYCLING IN THE DEEP SUBSURFACE NEAR THE TONO URANIUM MINE, TOKI, JAPAN

Christopher T. Mills, Colorado School of Mines, Golden, CO and Teruki Iwatsuki, Tono Geoscience Ctr, Toki, Gifu, N/A and Yuki Murakami, Tono Geoscience Ctr, Toki, Gifu, N/A and Greg F. Slater, McMaster Univ, Hamilton, ON and Robert F. Dias, Old Dominion Univ, Norfolk, VA and Christopher M. Reddy, Woods Hole Oceanographic Institution, Woods Hole, MA and Kevin W. Mandernack, Colorado School of Mines, Golden, CO

75421 (Technical Sessions)

9:25 AM

TREAT IT OR LEAVE IT? A BENCH-SCALE VIEW COMPARING MONITORED NATURAL ATTENUATION WITH TWO FORMS OF BIOSTIMULATION

Stuart Birnbaum, Univ of Texas at San Antonio, San Antonio, TX and Dibyendu Sarkar, Univ of Texas at San Antonio, San Antonio, TX and Rupali Datta, Univ of Texas at San Antonio, San Antonio, TX and Michael Ferguson, Univ of Texas at San Antonio, San Antonio, TX

76068 (Technical Sessions)

9:55 AM

REDOX PROCESSES IN SURFACE WATERS: DYNAMIC INTERACTIONS INVOLVING PHOTOCHEMISTRY, MICROBIAL PROCESSES AND HYDROLOGIC TRANSPORT

Diane M. McKnight, Univ of Colorado, Boulder, CO

75448 (Technical Sessions)

10:15 AM

THE INCLUSION OF ARSENIC, LEAD AND MERCURY AS BIOPHILE ELEMENTS

Curtis L. Hollabaugh, State Univ of West Georgia, Carrollton, GA

77248 (Technical Sessions)

10:30 AM

ARSENIC ADSORPTION AND DESORPTION BY WATER TREATMENT RESIDUALS: PRELIMINARY RESULTS

V. Vandanapu, Univ of Texas at San Antonio, San Antonio, TX and D. Sarkar, Univ of Texas at San Antonio, San Antonio, TX and R. Datta, Univ of Texas at San Antonio, San Antonio, TX and S. Sharma, Univ of Texas at San Antonio, San Antonio, TX

77332 (Technical Sessions)

10:45 AM

BIOAVAILABILITY OF ARSENIC AND PHOSPHORUS IN A SANDY SOIL AMENDED WITH WATER TREATMENT RESIDUALS

A. Khairom, Univ of Texas at San Antonio, San Antonio, TX and D. Sarkar, The Univ of Texas at San Antonio, San Antonio, TX and R. Datta, Univ of Texas at San Antonio, San Antonio, TX

77331 (Technical Sessions)

11:00 AM

ECOLOGICAL STOICHIOMETRY: SPATIAL-TEMPORAL CONSTRAINTS, TRANSPORT PROCESSES, AND GLOBAL INTEGRATION

William A. Reiners, Univ of Wyoming, Laramie, WY

79380 (Technical Sessions)

11:15 AM

THE ROLE OF CRAYFISH IN TERRESTRIAL AQUATIC METAL BIOGEOCHEMICAL CYCLES

Matthew Horton, Arkansas State Univ, State University, AR and Robyn Hannigan, Arkansas State Univ, State Univ, AR

75686 (Technical Sessions)

11:30 AM

HEAVY METAL GEOCHEMISTRY IN SLUDGE-AFFECTED SEDIMENTS OF MITCHELL LAKE, TEXAS

N.W. Simpson, Univ of Texas at San Antonio, San Antonio, TX and D. Sarkar, Univ of Texas at San Antonio, San Antonio, TX and S. Sharma, Univ of Texas at San Antonio, San Antonio, TX and R. Datta, Univ of Texas at San Antonio, San Antonio, TX

79429 (Technical Sessions)

T139 Current Perspectives in Environmental Biogeochemistry I

Presentations