Session No. 81
Sunday, 27 October 2013: 1:00 PM-5:00 PM
Room 504 (Colorado Convention Center)

T161. Hydrochemistry and Biogeochemistry of Tropical Mountainous Rivers & Estuaries

GSA Mineralogy, Geochemistry, Petrology, and Volcanology Division; International Association of GeoChemistry; GSA Environmental and Engineering Geology Division

 

Steven T. Goldsmith, Russell Harmon and Ryan P. Moyer, Advocates
Paper #
Start Time
 
1:00 PM
Introductory Remarks
1
1:05 PM
CARBON TRANSPORT IN RIVERS OF HAITI
MCGILLIS, Wade, Geochemistry, Lamont Doherty Earth Observatory, 61 Route 9W, Palisades, NY 10964, wrm2102@columbia.edu
2
1:25 PM
THE FLUVIAL CARBON CYCLE IN TWO PENINSULAR MALAYSIAN BASINS: AN ISOTOPE RECONNAISSANCE STUDY
LEE, Kern Y.1, SYAKIR, M.I.1, CLARK, Ian1 and VEIZER, Ján2, (1)Earth Sciences, University of Ottawa, Ottawa, ON K1N6N5, Canada, (2)Ottawa-Carleton Geoscience Center, University of Ottawa, Ottawa, ON K1N 6N5, Canada, klee029@uottawa.ca
3
1:40 PM
DISTRIBUTION AND FLUXES OF ORGANIC CARBON (DOC, POC) IN SMALL SUB-TROPICAL RIVERS, ESTUARIES, AND COASTAL WATERS OF TAMPA BAY, FLORIDA (USA)
MOYER, Ryan P.1, POWELL, Christina1, GRIER, Seth1, LONG, Jacqueline S.2 and BLISS, Chelsea Mary3, (1)Florida Fish and Wildlife Conservation Commission, Florida Fish and Wildlife Research Institute, 100 Eighth Avenue SE, St. Petersburg, FL 33701, (2)Florida Fish and Wildlife Conservation Commission, Florida Fish and Wildlife Research Institute, 100 Eighth Avenue SE, St Petersburg, FL 33701, (3)Eckerd College, 4200 54th Avenue South, St Petersburg, FL 33711, ryan.moyer@myfwc.com
4
1:55 PM
ARCHAEAL AND BACTERIAL DIVERSITY IN ACIDIC TO CIRCUMNEUTRAL HOT SPRINGS IN THE PHILIPPINES
HUANG, Qiuyuan, Department of Geology and Environmental Earth Science, Miami University, Rm 114, Shideler Hall, 250 Patterson ave, Oxford, OH 45056, huangq2@miamioh.edu
5
2:10 PM
TWO SIDES TO EVERY RANGE: OROGRAPHIC INFLUENCES ON CHEMICAL WEATHERING
MCADAMS, Brandon C.1, TRIERWEILER, Annette M.2, PORTIER, Andrea M.1, WELCH, Susan A.1, RESTREPO, Carla3 and CAREY, Anne E.4, (1)School of Earth Sciences, The Ohio State University, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43210-1398, (2)Department of Ecology and Evolutionary Biology, Princeton University, 106A Guyot Hall, Princeton, NJ 08544, (3)Department of Biology, University of Puerto Rico-Rio Piedras, P.O. Box 23360, San Juan, PR 00931–3360, (4)School of Earth Sciences, The Ohio State University, Columbus, OH 43210, mcadams.25@osu.edu
6
2:25 PM
SURFACE WATER GEOCHEMISTRY, CHEMICAL WEATHERING, AND CO2 CONSUMPTION ACROSS PANAMA
GOLDSMITH, Steven, Department of Geography and the Environment, Villanova University, G65C Mendel Science Center, 800 E Lancaster Avenue, Villanova, PA 19085, HARMON, Russell, Department of Marine, Earth Atmospheric Sciences, North Carolina State University, Raleigh, NC 27695 and LYONS, W. Berry, Byrd Polar Research Center and School of Earth Sciences, The Ohio State University, Columbus, OH 43210, rsharmon@ncsu.edu
7
2:40 PM
ROCK-DERIVED MICRONUTRIENT FLUXES AND WEATHERING IN MOUNTAINOUS PANAMA RIVERS
GARDNER, Christopher B., School of Earth Sciences, Ohio State University, 125 S. Oval Mall, Columbus, OH 43210-1002, LYONS, W. Berry, Byrd Polar Research Center and School of Earth Sciences, The Ohio State University, Columbus, OH 43210, OGDEN, Fred L., Department of Civil and Architectural Engineering, University of Wyoming, 1000 E. Univ. Ave, Laramie, WY 82071 and LITT, Guy F., Department of Civil and Architectural Engineering, University of Wyoming, Laramie, WY 82071, gardner.177@osu.edu
8
2:55 PM
AN EVENT BASED GEOCHEMICAL ASSESSMENT OF THE TROPICAL DRY TO WET SEASON TRANSITION UNDER FOREST AND MIXED LAND USES IN THE PANAMA CANAL WATERSHED
LITT, Guy F.1, BRICEÑO, Juan Carlos1, GARDNER, Christopher B.2, OGDEN, Fred L.1 and LYONS, Berry3, (1)Department of Civil and Architectural Engineering, University of Wyoming, 1000 E. Univ. Ave, Laramie, WY 82071, (2)School of Earth Sciences, Ohio State University, 125 S. Oval Mall, Columbus, OH 43210-1002, (3)Byrd Polar Research Center, Ohio State University, 1090 Carmack Road, Columbus, OH 43210-1002, litt.guy.f@gmail.com
 
3:10 PM
Break
9
3:25 PM
  LONG-TERM CLIMATIC AND TOPOGRAPHIC CONTROLS ON SEDIMENT EXPORT IN THE***FIG1 LUQUILLO CRITICAL ZONE OBSERVATORY, PUERTO RICO**FIG1
WILLENBRING, Jane K.1, BROCARD, Gilles Y.2 and SCATENA, Fred1, (1)Department of Earth and Environmental Science, University of Pennsylvania, Philadelphia, PA 19104, (2)Earth and Environmental Sciences, University of Pennsylvania, Philadelphia, PA 19104, erosion@sas.upenn.edu
10
3:45 PM
EVALUATION OF SHALLOW FLOW PATHWAYS AND RELATIVE CONTRIBUTIONS TO SOLUTE FLUXES IN A TROPICAL SMALL MOUNTAINOUS RIVER: LUQUILLO, PUERTO RICO
GOLDSMITH, Steven T., Geography and the Environment, Villanova University, 800 E Lancaster Avenue, G65C Mendel Science Center, Villanova, PA 19085, PORDER, Stephen, Environmental Change Initiative, Brown University, Box 1951 - 167 Thayer Street, 214 Macmillan Hall, Providence, RI 02912, KURTZ, Andrew, Department of Earth Sciences, Boston University, 675 Commonwealth Ave, Boston, MA 02215 and TAKAGI, Kenneth, Dept. of Earth and Environment, Boston University, 675 Commonwealth Ave, Boston, MA 02215, steven.goldsmith@villanova.edu
11
4:00 PM
SPATIAL VARIATION OF DISSOLVED WEATHERING PRODUCTS, NUTRIENTS, AND CARBON IN A RAPIDLY WEATHERING TROPICAL WATERSHED, LUQUILLO MOUNTAINS, PUERTO RICO
BRERETON, Richard L., Natural Resources and the Environment, University of New Hampshire, 56 College Rd, Durham, NH 03824, BHATT, Maya P., Central Department of Environmental Sciences, Tribhuvan University, PO Box: 20097, Sundhara Street, Kathmandu, 44618, Nepal and MCDOWELL, Willam H., Dept. of Natural Resources & the Environment, University of New Hampshire, 56 College Rd, Durham, NH 03824, rich.brereton@unh.edu
12
4:15 PM
DISEQUILIBRIUM EROSION IN EASTERN PUERTO RICO–IS THIS HOW MANY CLASTIC SEDIMENT DEPOSITS ARE MADE?
STALLARD, Robert F., U.S. Geological Survey, National Research Program, 3215 Marine St. (Ste E127), Boulder, CO 80303, stallard@usgs.gov
 
4:35 PM
Concluding Remarks
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