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| Tuesday, 28 October 2003 01:30 pm SOUND ROOM |
II. Biological Feedbacks Co-chairs: Joshua Schimel, University of California Santa Barbara Sue Moore, National Oceanic and Atmospheric Administration |
| Presentations | |
| 01:30 pm | Session Introduction: Terrestrial Feedbacks vs. Marine Case Studies Joshua Schimel |
| 01:40 pm | Potential Arctic Terrestrial Ecosystem Feedbacks to Climate Change: A Consideration of Component Carbon Pool Dynamics Paul Grogan, Sven Jonasson |
| 02:00 pm | Modeling Modes of Variability in Carbon Exchange Between High Latitude Terrestrial Ecosystems and the Atmosphere: A Synthesis of Progress and Identification of Challenges Anthony D. McGuire, Joy S. Clein, Qianlai Zhuang |
| 02:20 pm | Question & Answer / Discussion Period |
| 02:30 pm | A Critical Review of the "Regime Shift/Junk Food" Hypothesis for the Steller Sea Lion Decline Lowell W. Fritz, Sarah Hinckley |
| 02:45 pm | Linkages Between Climate, Growth, Competition at Sea, and Production of Sockeye Salmon Populations in Bristol Bay, Alaska, 1955-2000 Jennifer L. Nielsen, Gregory T. Ruggerone |
| 03:00 pm | BREAK |
| 03:15 pm | Ringed Seals and Changing Snow Cover on Arctic Sea Ice Brendan P. Kelly, Oriana R. Harding, Mervi Kunnasranta |
| 03:30 pm | Increasing Sea Ice in Baffin Bay and Adjacent Waters Threatens Top Marine Predators Mads Peter Heide-Jørgensen, Kristin L. Laidre |
| 03:45 pm | Multi-Decadal Response of a Seabird to the Arctic Oscillation George Divoky |
| 04:00 pm | Discussion and Poster Review Sue Moore |
| 04:30 pm | Adjourn to Break |
| 05:00 pm | Return to Plenary |
| Posters | Click here for current list of Posters for all sessions, with a searchable interface. Appearing alphabetically below is a preliminary list of posters for this session. |
| Climate, Snow and Hydrology in Tundra Ecosystems: Patterns, Processes, Feedbacks and Scaling Issues Bob Baxter, Brian Huntley, Richard Harding, Terry V. Callaghan |
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| Plant and Soil Responses to Neighbor Removal and Fertilization in Acidic Tussock Tundra Syndonia Bret-Harte, Erica A Garcia, Vinciane M Sacré, Joshua R Whorley, Joanna L Wagner, Suzanne C Lippert, Terry Chapin |
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| Effects of Canopy Representation on Carbon Balance Simulations at Treeline David M. Cairns |
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| The Effects of Soil Moisture on Carbon Processes in Upland and Lowland Tundra Ecosystems Faith A. Heinsch, John S. Kimball, Sinkyu Kang, Hyojung Kwon, Walter C. Oechel |
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| Paleo Investigations of Climate and Ecosystem Archives (PICEA): Holocene Fire and Vegetation History from Ruppert Lake, Brooks Range, Alaska Philip Higuera, Linda B. Brubaker, Patricia M. Anderson, Feng Sheng Hu, Ben Clegg, Tom Brown, Scott Rupp |
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| Feeding on the Bottom at the Top of the World Katrin B. Iken, Bodil A. Bluhm, Rolf R. Gradinger |
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| Non-invasive, Highly Resolved Observations of Sea-ice Biomass Dynamics: A Link Between Biogeochemistry and Climate Christopher Krembs, Klaus Meiners, Dale Winebrenner |
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| Using Gray Whales to Track Climate Change in the Alaskan Arctic Sue E. Moore, Jacqueline M. Grebmeier |
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| Commander Islands as the Significant Point for Monitoring Some Dangerous Changes in Beringia Ecosystem Vladimir F. Sevostianov |
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| Seasonal and Non-linear Effects of Experimental Climate Change on High Arctic Ecosystem Carbon Exchange Heidi Steltzer, Jeff Welker, Paddy Sullivan |
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| The Impact of Snow-up Timing on Arctic Winter Soil Temperatures Matthew Sturm, Glen E. Liston, Charles Racine |
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| The Effect of Temperature, Water Content, and Light Intensity and Quality on Nitrogen Fixation in High Arctic Tundra Vegetation Matthias Zielke, Rolf A. Olsen, Bjørn Solheim |
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