T101 Ecological Stoichiometry: Elemental Cycling and Biogeochemical Interactions in Ecosystem Processes

Monday, 3 November 2003
1:30 PM - 5:30 PM

Presentations

• 1:30 PM
  SPATIAL/TEMPORAL VARIATION IN THE BIOLOGICAL CONTROL OF ENVIRONMENTAL CHEMISTRY
  William A. Reiners, Univ of Wyoming, Laramie, WY
  60754 (Technical Sessions)
• 2:05 PM
  CARBON AND NUTRIENT CYCLING DURING THE SOUTHERN OCEAN IRON ENRICHMENT EXPERIMENTS
  Kenneth H. Coale, Moss Landing Marine Laboratories, Moss Landing, CA
  67154 (Technical Sessions)
• 2:35 PM
  FROM ECOLOGICAL STOICHIOMETRY TO BIOGEOCHEMICAL CYCLES: “STRUCTURAL” CARBON AS AN EXAMPLE
  Eric T. Sundquist, U.S. Geol Survey, Woods Hole, MA
  65895 (Technical Sessions)
• 2:50 PM
  ENVIRONMENTAL BIOGEOCHEMISTRY OF MERCURY IN FLORIDA EVERGLADES: 1989 – 2003
  Thomas Atkeson, Florida Department of Environmental Protection, Tallahassee, FL and Curtis Pollman, Gainesville, FL
  66490 (Technical Sessions)
• 3:20 PM
  EXPERIMENTAL STUDIES OF MICROBIAL MECHANISMS OF METAL SULFIDE OXIDATION: STABLE ISOTOPIC SYSTEMATICS OF SULFATE AND IRON OXIDE
  Kevin Wayne Mandernack, Colorado School of Mines, Golden, CO and Nurgul Balci, Colorado School of Mines, Golden, CO and Kerstin Witte, Colorado School of Mines, Golden, CO and Bernhard Mayer, Univ of Calgary, Calgary, AB and Thomas D. Bullen, U. S. Geologic Survey, Menlo Park, CA and Wayne C. Shanks, U.S. Geol Survey, Denver, CO
  61781 (Technical Sessions)
• 3:35 PM
  GEOCHEMICAL CHANGES AFFECTING ARSENIC IN THE SEDIMENT OF THE GANGES—BRAHMAPUTRA—MEGHNA RIVER SYSTEM
  George N. Breit, U.S. Geol Survey, Denver, CO and John W. Whitney, U.S. Geol Survey, Denver, CO and Andrea L. Foster, U.S. Geol Survey, Menlo Park, CA and Kenneth G. Stollenwerk, U.S. Geol Survey, Denver, CO and James C. Yount, U.S. Geol Survey, Denver, CO and Alan H. Welch, U.S. Geol Survey, Carson City, NV and Van S. Williams, U.S. Geol Survey, Denver, CO
  66099 (Technical Sessions)
• 3:50 PM
  INVESTIGATING STOICHIOMETRIC CONSTRAINTS AMONG STROMATOLITES AND GRAZERS IN THERMAL SPRINGS OF CUATRO CIENEGAS, MEXICO
  J.M. Watts, Arizona Sate Univ, Tempe, AZ and J.H. Schampel, Arizona Sate Univ, Tempe, AZ and P.D. Roopnarine, California Academy of Sciences, San Francisco, CA and J.J. Elser, Arizona Sate Univ, Tempe, AZ and C.M. Tang, California Academy of Sciences, San Francisco, CA and J.L. Harden, Arizona Sate Univ, Tempe, AZ and Z.Z. Maliga, San Francisco State University, San Francisco, CA and E.W. Carson, Arizona Sate Univ, Tempe, AZ and E.C. Saint-Pierre, Univ of California, Santa Cruz, Santa Cruz, CA
  66406 (Technical Sessions)
• 4:05 PM
  PRAIRIE WETLANDS OF NORTH AMERICA IMPORTANT FOR CARBON STORAGE
  Ned H. Jr. Euliss, Northern Prairie Wildlife Rsch Ctr, Jamestown, ND and Robert A. Gleason, Northern Prairie Wildlife Rsch Ctr, Jamestown, ND and Alan Olness, North Central Soil Conservation Rsch Lab, Morris, MN and Rhonda L. McDougal, Institute for Wetlands and Waterfowl Rsch, Stonewall, MB and Henry R. Murkin, Institute for Wetlands and Waterfowl Rsch, Stonewall, MB and Richard D. Robarts, National Water Rsch Institute, Saskatoon, SK and Richard A. Bourbonniere, National Water Rsch Institute, Burlington, ON and Barry G. Warner, Univ of Waterloo, Waterloo, ON
  63172 (Technical Sessions)
• 4:20 PM
  STOICHIOMETRY OF NITROGEN AND BASE CATIONS IN ATMOSPHERIC FED FORESTS OF THE OREGON COAST RANGE
  Steven Perakis, Corvallis, OR and Thomas Bullen, Menlo Park, CA and Douglas Maguire, Oregon State Univ, Corvallis, OR and Kermit Cromack, Oregon State Univ, Corvallis, OR and Jim Boyle, Oregon State Univ, Corvallis, OR and Richard Waring, Oregon State Univ, Corvallis, OR
  61954 (Technical Sessions)
• 4:35 PM
  SOURCES, CYCLING, AND RESIDENCE TIMES OF SULFUR IN AN ALPINE BASIN IN THE COLORADO ROCKY MOUNTAINS BASED ON d34SSO4, d18OSO4, AND 35SSO4
  David W. Clow, U.S. Geol Survey, Denver, CO and M. Alisa Mast, U.S. Geol Survey, Denver, CO and Cynthia L. Kester, Stable Isotope Lab, Denver, CO and Robert L. Michel, United States Geol Survey, Menlo Park, CA
  64360 (Technical Sessions)
• 4:50 PM
  SULFUR CYCLING DYNAMICS AND HYDROLOGIC INTERACTIONS AMONG PRAIRIE WETLANDS: THE INFLUENCE OF LANDSCAPE POSITION AND HYDROPERIOD
  Craig A. Stricker, Stable Isotope Lab, Denver, CO and Glenn R. Guntenspergen, Patuxent Wildlife Rsch Ctr, Laurel, MD and Robert O. Rye, Stable Isotope Lab, Denver, CO
  65769 (Technical Sessions)
• 5:05 PM
  SEDIMENTARY SULFUR CYCLING AND OCEAN PRODUCTIVITY NEAR METHANE SEEPS
  William P. Gilhooly, Univ of Virginia, Charlottesville, VA and Stephen A. Macko, Univ of Virginia, Charlottesville, VA and Robert S. Carney, Louisiana State Univ, Baton Rouge, LA
  67035 (Technical Sessions)