COS 120
Ecosystem Ecology

Thursday, August 13, 2015: 1:30 PM-5:00 PM
321, Baltimore Convention Center
1:50 PM
 Tracking the fate of nitrogen deposition in a spatially heterogeneous savanna landscape: A short-term 15N labeling experiment
Elise M. Tulloss, University of California, Davis; Mary L. Cadenasso, University of California, Davis
2:10 PM
 Integration of carbon fluxes and ground-based broadband vegetation indices (VIs) in a tropical dry forest in Western Mexico
Eugenia Gonzalez, University of California Davis; Arturo Sanchez-Azofeifa, University of Alberta; Mauricio Quesada-Avendaño, UNAM; Kyaw Tha Paw U, University of California
2:30 PM
 Effects of roots and mycorrhizal fungi on soil carbon decomposition depend on soil mineralogy
Jessica A.M. Moore, The University of Tennessee; Courtney Patterson, University of Tennessee; Melanie A. Mayes, Oak Ridge National Laboratory; Aimee Classen, University of Tennessee
2:50 PM
 Demographic history of Western European populations of the trace elements hyperaccumulator Noccaea caerulescens (Brassicaceae)
Cedric Gonneau, University of Pennsylvania; Nausicaa Noret, Laboratoire d’Ecologie Végétale et Biogéochimie, Université libre de Bruxelles; Cécile Godé, Laboratoire Evolution Ecologie Paleontologie, CNRS UMR 8198, Université Lille Sciences et Technologies; Hélène Frérot, Laboratoire Evolution Ecologie Paleontologie, CNRS UMR 8198, Université Lille Sciences et Technologies; Catherine Sirguey, LSE, UMR1120, Université de Lorraine/INRA; Thibault Sterckeman, LSE, UMR1120, Université de Lorraine/INRA; Maxime Pauwels, Laboratoire Evolution Ecologie Paleontologie, CNRS UMR 8198, Université Lille Sciences et Technologies
3:10 PM
3:20 PM
 Soil carbon stocks in subtropical pastures are strongly coupled to vegetative productivity over short timescales
Chris H. Wilson, University of Florida; T. Trevor Caughlin, University of Florida; Sami Walid Rifai, University of Florida; Elizabeth Hermanson Boughton, Archbold Biological Station; Michelle C. Mack, Northern Arizona University; S. Luke Flory, University of Florida
3:40 PM
 Nitrogen isotope composition of lichens traces a century of increased air pollution in the Greater Yellowstone Ecosystem from agricultural sources
Sarah Anderson, Washington State University; Shannon E. Albeke, University of Wyoming; David G. Williams, University of Wyoming; R. Dave Evans, Washington State University
4:00 PM
 Foundations of ecosystem science: Legacy of a classic paper (Odum 1969)
Jessica R. Corman, Arizona State University; Scott L. Collins, University of New Mexico; Elizabeth M. Cook, Universidad Austral de Chile; Chelsea L. Crenshaw, University of New Mexico; Xiaoli Dong, Arizona State University; Laureano Gherardi, Arizona State University; Nancy B. Grimm, Arizona State University; Rebecca L. Hale, University of Utah; Tao Lin, Arizona State University; Jorge Ramos Jr., Arizona State University; Lara G. Reichmann, USDA, Agricultural Research Service; Osvaldo E. Sala, Arizona State University
4:20 PM
 Disentangling variability of litter decomposition in semiarid ecosystems: A two-phase model linking leaf traits, photodecomposition and rainfall variability
A. Gaxiola, Institute of Ecology and Biodiversity, Laboratorio Internacional en Cambio Global (LINCGlobal, CSIC-PUC)
4:40 PM
 Substrate, pH, and charcoal controls on nitrogen cycling along a wildfire-induced age gradient
Erin Hanan, University of California, Santa Barbara; Joshua P. Schimel, University of California, Santa Barbara
See more of: Contributed Talks