South-Central Section - 36th Annual Meeting (April 11-12, 2002)

Session No. 3
Thursday, 11 April 2002: 8:00 AM-12:00 PM

S4. Long-Term Biogeochemical Responses to Global Change

 

John Zak and Robert Stottlemeyer, Conveners
Paper #
Start Time
0
8:20 AM
THE EFFECTS OF GLOBAL CHANGE ON WATERSHED ECOSYSTEM BIOGEOCHEMISTRY
STOTTLEMYER, Robert, U.S. Geol Survey, 240 W. Prospect Rd, Ft. Collins, CO 80526, robert_stottlemyer@USGS.gov, robert_stottlemyer@USGS.gov
 
8:00 AM
Introductory Remarks
0
8:40 AM
ECOSYSTEM DISTURBANCE AND CHANGES IN STREAM CHEMISTRY IN AN OLD-GROWTH FORESTED WATERSHED IN OLYMPIC NATIONAL PARK, WASHINGTON
EDMONDS, Robert L., MCAFEE, Stephanie and VOLK, Carol, College of Forest Resources, Univ of Washington, Box 352100, Seattle, WA 98195, bobe@u.washington.edu, bobe@u.washington.edu
0
9:00 AM
LONG-TERM CHANGE IN BOREAL WATERSHED ECOSYSTEM NUTRIENT BUDGETS, ISLE ROYALE, MICHIGAN
TOCZYDLOWSKI, David, Dept. Biological Sciences, Michigan Technological Univ, Houghton, MI 49931 and STOTTLEMYER, Robert, U.S. Geol Survey, 240 W. Prospect Rd, Ft. Collins, CO 80526, T-11@MTU.edu, T-11@MTU.edu
0
9:20 AM
MODELING HYDROLOGIC AND BIOGEOCHEMICAL PROCESSES IN LOCH VALE WATERSHED USING THE REGIONAL HYDROECOLOGICAL SIMULATION SYSTEM (RHESSYS)
LANDRUM, Laura L., Natural Resource Ecology Laboratory, Colorado State Univ, Fort Collins, CO 80523-1499, TAGUE, Christina, Department of Geography, San Diego State Univ, San Diego, CA 92182-4493 and BARON, Jill S., USGS, Natural Resource Ecology Laboratory, Colorado State Univ, Fort Collins, CO 80523-1499, llandrum@nrel.colostate.edu, llandrum@nrel.colostate.edu
0
9:40 AM
CLIMATE CHANGE, FLOWPATH, AND NUTRIENT FLUX IN A TREELINE WATERSHED, NOATAK NATIONAL PRESERVE, ALASKA
STOTTLEMYER, Robert, U.S. Geol Survey, 240 W. Prospect Rd, Ft. Collins, CO 80526 and STELTZER, Heidi, Forest Science, Colorado State Univ, 240 W. Prospect Rd, Ft. Collins, CO 80526, robert_stottlemyer@USGS.gov, robert_stottlemyer@USGS.gov
 
10:00 AM
Break
0
10:20 AM
SPATIAL VARIATIONS IN WATER CHEMISTRY AT SELECTED SPRINGS IN BIG BEND NATIONAL PARK
URBANCZYK, Kevin and WHITE, John C., Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832, kevinu@sulross.edu, kevinu@sulross.edu
0
10:40 AM
THE PINE CANYON WATERSHED PROGRAM: IMPACTS OF CHANGES IN TIMING AND MAGNITUDE OF PRECIPITATION ON PLANT PHYSIOLOGY AND GROWTH
TISSUE, David1, ROBERTS, Erin1, ROBERTSON, Traesha1, ZAK, John1 and URBANCZYK, Kevin2, (1)Biological Sciences, Texas Tech Univ, Lubbock, TX 79409, (2)Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832, david.tissue@ttu.edu, david.tissue@ttu.edu
0
11:00 AM
THE PINE CANYON WATERSHED PROGRAM: SOIL NITROGEN DYNAMICS AND PATTERNS OF ANTHROPOGENIC INPUTS
HERNANDEZ, Cecilia1, ZAK, John C.1, URBANCZYK, Kevin2, SOBEK, Edward1, BICKLE, Michael1 and GRIZZLE, Heath1, (1)Biological Sciences, Texas Tech Univ, Lubbock, TX 79409, (2)Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832, cehernan@ttacs.ttu.edu, cehernan@ttacs.ttu.edu
0
11:20 AM
THE PINE CANYON WATERSHED PROGRAM: UNDERSTANDING GLOBAL CHANGE IMPACTS ON SOIL MICROBIAL DYNAMICS
ZAK, John1, HERNANDEZ, Cecilia1, SOBEK, Edward1, URBANCZYK, Kevin2, BICKLE, Michael1 and GRIZZLE, Heath1, (1)Biological Sciences, Texas Tech Univ, Lubbock, TX 79409, (2)Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832, yzjoz@ttacs.ttu.edu, yzjoz@ttacs.ttu.edu
0
11:40 AM
THE PINE CANYON WATERSHED PROGRAM: UNDERSTANDING IMPACTS OF GLOBAL CHANGE ON SOIL FUNGAL BIODIVERSITY IN AN ARID ENVIRONMENT
SOBEK, Edward1, ZAK, John1, URBANCZYK, Kevin2, GRIZZLE, Heath1, BICKLE, Michael1 and HERNANDEZ, Cecilia1, (1)Biological Sciences, Texas Tech Univ, Lubbock, TX 79409, (2)Earth and Physical Sciences, Sul Ross State Univ, Alpine, TX 79832, ed.sobek@ttu.edu, ed.sobek@ttu.edu
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