Wednesday Morning |
| Time |
Session |
Location |
Title |
| 0830 |
B31E |
MCC Level 1 |
Regional-Scale Isotopic Interactions
Between the Biosphere and the Atmosphere I Posters
(joint with A, H,
OS)
Presiding: M J Kohn, University of South Carolina; J van
Haren, Columbia University Biosphere 2Center
[Session
PDF] |
| 0830 |
B31E-0344 |
MCC Level 1 |
A New Perspective on the
Temperature-Dependence of Stable Isotopes in Modern Precipitation
*M J
Kohn, J M Welker
POSTER [details] |
| 0830 |
B31E-0345 |
MCC Level 1 |
Isotope Signals on Multiple Timescales
Simulated Using a Simple Earth System Model Incorporating Variable
Ecosystem Features
J Koury, *K Nordstrom, A Henderson-Sellers, K
McGuffie, T Chase
POSTER [details] |
| 0830 |
B31E-0346 |
MCC Level 1 |
The D/H Ratio in Atmospheric Water Vapour:
Continuous in situ Measurements of Soil-Plant-Atmosphere Exchange by
Fourier Transform Infrared Spectroscopy
*D W Griffith, I M Jamie, S D
Parkes, S R Wilson
POSTER [details] |
| 0830 |
B31E-0347 |
MCC Level 1 |
A Non-steady-state Analytical Model to
Compute the Stable Isotope Enrichment of Leaf Water at the Evaporative
Sites Under Field Conditions
*J Ogee, T Bariac, P Peylin, M
Cuntz
POSTER [details] |
| 0830 |
B31E-0348 |
MCC Level 1 |
Preliminary Measurements of Oxygen-18 and
Hydrogen-2 in Water Samples Collected from a Cloud Forest in Monteverde,
Costa Rica
*C J Still, P N Foster, A Pounds, A Williams
POSTER [details] |
| 0830 |
B31E-0349 |
MCC Level 1 |
Description and Preliminary Results From an
On-Line Method of Analysis of $\delta^{13}$C and $\delta^{18}$O of
CO$_{2}$
*D L Pierce, S Bissell, L Giles, A Wright, J van Haren, D
Yakir, J A Berry, G Lin
POSTER [details] |
| 0830 |
B31E-0350 |
MCC Level 1 |
Source Contributions to the Carbon Isotopic
Signature of Ecosystem Respiration in a Northern Deciduous Forest
Ecosystem
*P S Curtis, C S Vogel, J Cruz, S Biswas, M Grant
POSTER
[details] |
| 0830 |
B31E-0351 |
MCC Level 1 |
Variation in 13C abundance in Respiration
Among Ecosystem Components: Implications for Flux Partitioning
*K P Tu,
T E Dawson
POSTER [details] |
| 0830 |
B31E-0352 |
MCC Level 1 |
Measurement of Discrimination Against
$^{13}$C During Photosynthesis ($\Delta$$^{13}$C) and Quantification of
the Short-Term Variability of $\Delta$$^{13}$C Over a Diurnal Cycle
*J
L Prater Jr., J P Chanton, B Mortazavi
POSTER [details] |
| 0830 |
B31E-0353 |
MCC Level 1 |
Carbon cycling in an old growth forest
J
Kaduk, J M Klopatek, *J A Berry
POSTER [details] |
| 0830 |
B31E-0354 |
MCC Level 1 |
A model simulation of carbon dioxide and
stable carbon isotope exchange between the atmosphere and terrestrial
biosphere: Is the terrestrial d13C discrimination effect decreasing?
*A
Ito
POSTER [details] |
| 0830 |
B31E-0355 |
MCC Level 1 |
Analysis of Southern African Aerosols Using
Bulk Stable Isotope Analysis
S A Macko, *K A Billmark, R J
Swap
POSTER [details] |
| 0830 |
B31E-0356 |
MCC Level 1 |
The global iron budget: estimates of
isotopic composition and elemental fluxes
*M S Fantle, D J
DePaolo
POSTER [details] |
| 0830 |
B31E-0357 |
MCC Level 1 |
N$_{2}$O production pathway change during
drought and following wet-up in a controlled rainforest at Biosphere 2
Center
*J van Haren, H Yamagishi, N Yoshida
POSTER [details] |
| 0830 |
B31E-0358 |
MCC Level 1 |
Methane Production Pathways in a California
Rice Paddy: Isotopic Evidence for Substantial CO$_{2}$ Reduction as Cause
for Isotopically Light Emitted CH$_{4}$ Carbon
*S C Tyler, A M
McMillan, K Bearden, A Chidthaisong, J Macalady
POSTER [details] |
| 0830 |
B31E-0359 |
MCC Level 1 |
Effect of CH$_{4}$ and O$_{2}$ variations
on rates of CH$_{4}$ oxidation and stable isotope fractionation in
tropical rain forest soils
*Y Teh, M Conrad, W L Silver, C M
Carlson
POSTER [details] |
| 0830 |
B31E-0360 |
MCC Level 1 |
Seasonal Effects on the Carbon Stable
Isotope Compositions of Natural gas Subjected to Microbial Oxidation in
Soils Near Leaking oil Wells in Western Canada
*S V Arkadakskiy, K
Muehlenbachs, C Mendoza, B Szatkowski
POSTER [details] |
| 0830 |
B31E-0361 |
MCC Level 1 |
Stable Carbon Isotopic Signatures and
Fractionations Occurring During Fungal Biosynthesis of Methyl
Chloride
*S L Shaw, M R Henn, I H Chapela, M E Conrad, A H
Goldstein
POSTER [details] |
| 0830 |
B31E-0362 |
MCC Level 1 |
Degradation of Methyl Bromide and Methyl
Chloride in Soil Microcosms: Use of Stable C Isotope Fractionation and
Stable Isotope Probing to Identify Reactions and the Responsible
Microorganisms
*L G Miller, K L Warner, S M Baesman, R S Oremland, I R
McDonald, S Radajewski, J C Murrell
POSTER [details] |
| 0830 |
B31E-0363 |
MCC Level 1 |
Changes in Carbon Isotope Composition of
Methyl Halides Resulting from Biological and Chemical Degradation
*S M
Baesman, L G Miller, R S Oremland
POSTER [details] |
| 0830 |
B31E-0364 |
MCC Level 1 |
Quantifying Reemission Of Mercury From
Terrestrial And Aquatic Systems Using Stable Isotopes: Results From The
Experimental Lakes Area METAALICUS Study
*S E Lindberg, G Southworth, M
Peterson, H Hintelmann, J Graydon, V St. Louis, M Amyot, D
Krabbenhoft
POSTER [details] |
| 0830 |
B31E-0365 |
MCC Level 1 |
Stable Isotope Analysis of Extant Lamnoid
Shark Centra: A New Tool in Age Determination?
*J Labs
POSTER [details] |
| 0830 |
B31E-0366 |
MCC Level 1 |
Growth versus metabolic tissue replacement
in mouse tissues determined by stable carbon and nitrogen isotope
analysis
*S E MacAvoy, T Jamil, S A Macko, L S Arneson
POSTER [details] |