GC22E:
Responses of Alpine and Arctic Treeline Ecotones to Environmental Change I

Session ID#: 1878

Tuesday, 16 December 2014: 10:20 AM-12:20 PM
3001 (Moscone West)
Chairs:  Connie Millar, USDA Forest Service, PSW Research Station, Vallejo, CA, United States, Cairns M. David, Texas A&M University, Department of Geography, College Station, TX, United States, Matthew J Germino, USGS, Baltimore, MD, United States and Jeremy S Littell, USGS Alaska Climate Adaptation Science Center, Anchorage, United States
Primary Convener:  Connie Millar, USDA Forest Service, PSW Research Station, Vallejo, CA, United States
Co-conveners:  Cairns M. David, Texas A&M University, Department of Geography, College Station, TX, United States, Matthew J Germino, United States Geological Survey, Boise, ID, United States and Jeremy S Littell, USGS Alaska Climate Adaptation Science Center, Anchorage, United States
OSPA Liaison:  Jeremy S Littell, USGS Alaska Climate Adaptation Science Center, Anchorage, United States
Co-Sponsor(s):
  • B - Biogeosciences
Index Terms:

0429 Climate dynamics [BIOGEOSCIENCES]
0476 Plant ecology [BIOGEOSCIENCES]
1630 Impacts of global change [GLOBAL CHANGE]
1637 Regional climate change [GLOBAL CHANGE]
Virtual Option?: No

Abstracts Submitted to this Session:

GC22E-01
Subalpine Species Response to Past Climate Change and Fire Activity: Are We Underestimating the Biotic Resilience? (8911)
Cathy L. Whitlock1, Virginia Iglesias2 and Teresa Krause2, (1)Montana State University, Bozeman, MT, United States, (2)Montana State Univ, Bozeman, MT, United States
GC22E-02
The Role of Topoclimate in Explaining Abrupt Growth Thresholds of Bristlecone Pine in the White Mountains of California, USA (Invited) (10421)
Andrew G Bunn1, Matthew W Salzer2, Evan R Larson3, Stuart B Weiss4 and Malcolm K Hughes2, (1)Western Washington University, Environmental Sciences, Bellingham, WA, United States, (2)University of Arizona, Tucson, AZ, United States, (3)University of Wisconsin Platteville, Platteville, WI, United States, (4)Creekside Center for Earth Observation, Menlo Park, CA, United States
GC22E-03
Patterns of Twentieth Century Treeline Advance in Alaska: Insights from Dendrochronology and Permanent Plot Studies (Invited) (5591)
Andrea H Lloyd and Christopher L. Fastie, Middlebury College, Middlebury, VT, United States
GC22E-04
Do Small Mammals and Vegetation Metacommunity Dynamics Determine the Extent and Pattern of Treeline in the High Elevation Zone of the Sierra Nevada Mountain Range? (24159)
Robert Charles Klinger and Jennifer T Chase, US Geological Survey, Bishop, CA, United States
GC22E-05
Seedling establishment at the alpine tree line - Can there be too much winter protection? (26021)
Signe Lett1, David Wardle2, Marie-Charlotte Nilsson2 and Ellen Dorrepaal1, (1)Umeå University, Climate Impacts Research Centre, Ecology and Environmental Science, Umeå, Sweden, (2)SLU Swedish University of Agricultural Sciences Umeå, Umeå, Sweden
GC22E-06
Wind-Snow Interactions and Treeline Advance in the Medicine Bow Mountains, Wyoming: A Coupled Examination Using Dendroecology and Remote Sensing (29572)
Grant Elliott, University of Missouri Columbia, Columbia, MO, United States and Christopher J Crawford, NASA Goddard Space Flight Center, Washington, DC, United States
GC22E-07
Recruitment of subalpine tree populations sensitive to warming within and above current altitudinal range (Invited) (4417)
Lara M Kueppers1,2, Cristina Castanha3, Andrew B Moyes4, Erin E Conlisk5, Matthew J Germino6, Margaret S Torn7, John Harte5 and Jeffry Mitton8, (1)Lawrence Berkeley National Laboratory, Earth and Environmental Sciences, Berkeley, United States, (2)University of California Merced, Merced, CA, United States, (3)Lawrence Berkeley National Laboratory, Climate and Ecosystem Sciences Division, Berkeley, United States, (4)University of California Merced, Merced, United States, (5)University of California Berkeley, Berkeley, CA, United States, (6)USGS, Baltimore, MD, United States, (7)Berkeley Lab/UC Berkeley, Berkeley, United States, (8)University of Colorado at Boulder, Boulder, CO, United States
GC22E-08
Reflections on Treeline Studies and Ways to Improve Them. (31368)
Bjartmar Sveinbjornsson, University of Alaska Anchorage, Anchorage, AK, United States
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