[UNKNOWN: PRESTIME] Turner, Will^*,1, ¹ University of Arizona, Tucson, AZ. Scale-dependent responses of birds to landscape structure in a metropolitan area.

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[UNKNOWN: PRESTIME] Blair, Robert^*,1,2, ¹ Dept of Zoology, Oxford, Ohio² Dept of Fisheries, Wildlife, and Conservation Biology, St. Paul, Minnesota. Extinction, invasion, homogenization and heterogeneity: The effects of urbanization on bird communities.

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[UNKNOWN: PRESTIME] Cooper, Wade^*,1, ¹ University of Colorado - Boulder, Boulder, CO. Effects of suburban-grassland edges on the distribution and demography of grassland birds.

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[UNKNOWN: PRESTIME] TRIPLER, CHRIS^*,1, CARREIRO, MARGARET¹, ¹ University of Louisville, Louisville, Kentucky. Comparing atmospheric deposition and nitrogen mineralization in oak-hickory forests along urban-rural gradients in New York and Kentucky.

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[UNKNOWN: PRESTIME] GOLUBIEWSKI, NANCY^*,1, WESSMAN, CAROL¹, ¹ University of Colorado-Boulder, Boulder, CO. Carbon in a Colorado conurbation changes regional estimates of ecosystem properties.

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[UNKNOWN: PRESTIME] Kaye, Jason^*,1, Burke, Ingrid¹, ¹ Colorado State University, Fort Collins, CO. Carbon fluxes in an urban ecosystem compared to adjacent grasslands and agriculture.

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[UNKNOWN: PRESTIME] CADENASSO, MARY^*,1, PICKETT, STEWARD¹, ¹ Institute of Ecosystem Studies, Millbrook, NY. A new urban land cover classification system: exploring patch dynamics in metropolitan Baltimore.

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[UNKNOWN: PRESTIME] NILON, CHARLES^*,1, ¹ University of Missouri-Columbia, Columbia, MO. Small mammal species composition and abundance in urban forest patches.

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[UNKNOWN: PRESTIME] Youngman, J.^*,1, Sharp, M.¹, Yeakley, J.¹, ¹ Portland State University, Portland, Oregon. Patch area effects on urban riparian native plant assemblages.

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[UNKNOWN: PRESTIME] Stander, Emilie^*,1, Groffman, Peter², Pouyat, Richard³, ¹ Rutgers University, New Brunswick, NJ, estander@eden.rutgers.edu² Institute of Ecosystem Studies, Millbrook, NY³ USDA Forest Service, Syracuse, NY. Soil nitrogen cycling in urban forests and grasslands.

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[UNKNOWN: PRESTIME] Pataki, Diane^*,1, Ehleringer, James¹, ¹ Department of Biology, Salt Lake City, UT. Stable isotopes of trace gas fluxes as a tool in urban ecology.

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