GC23E:
Responses of Alpine and Arctic Treeline Ecotones to Environmental Change II Posters

Tuesday, 16 December 2014: 1:40 PM-6:00 PM
Chairs:  Jeremy S Littell, USGS Alaska Science Center, Anchorage, AK, United States, Matthew J Germino, US Geologic Survey, Boise, ID, United States, Connie Millar, USDA Forest Service, PSW Research Station, Albany, CA, United States and David M. Cairns, Texas A & M University, Geography, College Station, TX, United States
Primary Conveners:  Connie Millar, USDA Forest Service, PSW Research Station, Albany, CA, United States
Co-conveners:  David M. Cairns, Texas A & M University, Geography, College Station, TX, United States, Matthew J Germino, US Geologic Survey, Boise, ID, United States and Jeremy S Littell, USGS Alaska Science Center, Anchorage, AK, United States
OSPA Liaisons:  Jeremy S Littell, USGS Alaska Science Center, Anchorage, AK, United States

Abstracts Submitted to this Session:

0674
 
Evidence That Drought-Induced Stomatal Closure Is Not an Important Constraint on White Spruce Performance Near the Arctic Treeline in Alaska
Paddy Sullivan, Annalis Brownlee, Sarah Ellison and Bjartmar Sveinbjornsson, University of Alaska Anchorage, Anchorage, AK, United States
0675
 
Physiological limitation at alpine treeline: relationships of threshold responses of conifers to their establishment patterns
Matthew J Germino1, Brynne Lazarus1, Cristina Castanha2, Andrew B Moyes3 and Lara M Kueppers2, (1)US Geological Survey, Forest and Rangeland Ecosystem Science Center, Boise, ID, United States, (2)Lawrence Berkeley National Laboratory, Berkeley, CA, United States, (3)University of California Merced, Merced, CA, United States
0676
 
Morphological and Physiological Compensation Promote Climate-Induced Invasions Above and below Treeline
Daniel Edward Winkler, University of California Irvine, Irvine, CA, United States, Travis E Huxman, University of California, Irvine, Irvine, CA, United States and Gaku Kudo, Hokkaido University, Sapporo, Japan
0677
 
Can nutrient limitations explain low and declining white spruce growth near the Arctic treeline in the eastern Brooks Range, Alaska?
Sarah Ellison, University of Alaska Anchorage, Anchorage, AK, United States and Patrick F Sullivan, University of Alaska Anchorage, Environment and Natural Resources Institute, Anchorage, AK, United States
0678
 
Evolutionary History Underlies Plant Physiological Responses to Global Change Since the Last Glacial Maximum
Katie M. Becklin1, Juliana S Medeiros2, Kayla R. Sale1 and Joy K. Ward1, (1)University of Kansas, Lawrence, KS, United States, (2)Holden Arboretum, Kirtland, OH, United States
0679
 
Can Treeline Shift in Tropical Africa be Used As Proxy to Study Climate Change?
Miro Jacob1, Amaury Frankl1, Maaike De Ridder2, Etefa Guyassa3, Hans Beeckman2 and Jan Nyssen1, (1)Ghent University, Ghent, Belgium, (2)The Royal Museum for Central Africa, Laboratory for Wood Biology and Xylarium, Brussels, Belgium, (3)Mekelle University, Land Resources Management and Environmental Protection, Mekelle, Ethiopia
0680
 
Analysis on mountain forest distributional variation with slope aspects in the northern flank of the central Tianshan Mountains
Wenhui He and Baiping Zhang, CAS Chinese Academy of Sciences, Beijng, China
0681
 
Recruitment Patterns and Mature-Tree Growth Response of High-Elevation Pines to Climatic Variability, 1883-2013, Western Great Basin, USA
Connie Millar1, Robert D Westfall2 and Diane Delany2, (1)USDA Forest Service, PSW Research Station, Vallejo, CA, United States, (2)USDA Forest Service, PSW Research Station, Albany, CA, United States
0682
 
Effect of Shrub Cover on Spruce Seedling Establishment at and Above Alpine Treeline in the Alaska Range
Galen Fastie, Vermont Commons School, South Burlington, VT, United States and Andrea H Lloyd, Middlebury College, Middlebury, VT, United States
0683
 
Effect of soil quality on determining the timberline at the Pico de Orizaba volcano
Paola Molina Sevilla1, Rafael Navarro-Gonzalez1, Christopher P McKay2, Pablo Martinez-Sosa1 and Laura Esquivel-Hernandez1, (1)Universidad Nacional Autonoma de Mexico, Mexico City, Mexico, (2)NASA Ames Research Center, Moffett Field, CA, United States
0684
 
Modeling effects of climate change on spruce-fir forest ecosystems: Changes in the montane ecotone between boreal and temperate forests in the Green Mountains, U.S.A, from forest edge detection in Landsat TM imagery,1989 to 2011
Jane R Foster and Anthony W D'Amato, University of Minnesota Twin Cities, Minneapolis, MN, United States
0685
 
The Response of Vegetation Zonation in Rocky Mountain Ecotones to Climate Change
Adrianna Foster1, Jacquelyn K Shuman2 and Herman Henry Shugart Jr1, (1)University of Virginia Main Campus, Charlottesville, VA, United States, (2)University of Virginia, Charlottesville, VA, United States
0686
 
Elevation, Substrate, & Climate effects on Alpine & Sub-Alpine Plant Distribution in California & Nevada's High Mountains: Preliminary Data from the California and Nevada GLORIA Project
Adelia Barber, Organization Not Listed, Washington, DC, United States and Connie Millar, USDA Forest Service, Vallejo, CA, United States
0687
 
Climate Change Effects on Treeline Communty Dynamics in Basin and Range Mountains
Brian Smithers, University of California Davis, Davis, CA, United States, Connie Millar, USDA Forest Service, PSW Research Station, Vallejo, CA, United States and Malcolm North, USDA Forest Service, Davis, CA, United States
0688
 
Neighborhood functions alter unbalanced facilitation on a stress gradient in an alpine treeline simulation
George P Malanson, National Science Foundation, Div Environmental Biology, Arlington, VA, United States and Lynn M Resler, Virginia Polytechnic Institute and State University, Geography, Blacksburg, VA, United States
0689
 
The Interface Between Snowfields and Treeline at Glacier National Park, Montana
Martha E Apple1, Macy K Ricketts1, Lindsay G Carlson1 and Nicky Ouellet2, (1)Montana Tech, Butte, MT, United States, (2)University of Montana, Environmental Journalism, Missoula, MT, United States
0690
 
Winter Insulation By Snow Accumulation in a Subarctic Treeline Ecosystem Increases Summer Carbon Cycling Rates
Thomas Parker, University of Stirling, Stirling, FK9, United Kingdom, Jens-Arne Subke, University of Stirling, Stirling, United Kingdom and Philip A Wookey, Heriot-Watt University, Biological Sciences, Edinburgh, United Kingdom
0691
 
Interactions of climate and regional landscape physiography on high elevation forest growth
Kathy Kelsey1, Nichole N Barger1 and Jason Caufield Neff2, (1)University of Colorado, Boulder, CO, United States, (2)University of Colorado Boulder, Boulder, CO, United States
 
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