2004 WAIS Workshop Agenda

Wednesday, September 29, 2004    
2:00 to 6:00 Registration Floyd
7:00 Pizza, beer and snacks (cottage #1) Bindschadler
     
Thursday September 30, 2004    
8:00 CONTINENTAL BREAKFAST  
8:00 Registration Floyd
8:30 Welcome and Agenda Review Bindschadler
8:45 NSF Remarks Palais/Borg
  Question #1."To the LGM and Beyond" - What more have we learned about Antarctic paleoclimate and ice sheet configuration prior to the Holocene and how is it relevant to the near-term future of the ice sheet?  
9:15 Perpetual Motion: The Fatal Flaw in Glaciology [Abstract] Hughes

9:30

Glacial history of Marie Byrd Land - from thousands to millions of years [Abstract] [PDF] Stone
9:45 Tradeoff between climate and thickness histories at Siple Dome during the past 25 ka [Abstract] [PPT] Waddington

10:00

Constraints on the magnitude and timing of post-LGM thinning at Siple Dome from thermomechanical flow modeling [Abstract] [PPT] Price
10:15 BREAK (30 min.)  

10:45

A Time Marker from the LGM Detected Throughout West Antarctica [Abstract] [PPT] Jacobel

11:00

Post-LGM changes in ice stream tributary flow near Byrd Camp [Abstract] [PPT] Welch

11:15

Internal radar layers in central West Antarctica and their implications for Holocene ice sheet changes [Abstract] [PPT] Blankenship

11:30

Discussion of Question #1 (30 min.) PLENARY
12:00 Poster Introductions (1-2 min. each)  

12:30

Poster Viewing (15 min.)  
12:45 LUNCH (1 hr. 15 min.)  
  Question #2."WAIS Look-Alikes" - Are there good analogs to West Antarctic behavior elsewhere and what can we learn from these areas?  
2:00 Possible Role for Surficial Lakes in Meltwater Drainage through Cold Glaciers [Abstract] Alley
2:15 Modeling of glacial stagnation vs. glacial retreat [Abstract] [PPT] Vacco
2:30 Numerical modelling of the Eurasian ice sheet and its relevance to West Antarctica [Abstract] [PPT] Siegert

2:45

WAIS Analogs in Greenland? [Abstract] [PPT] Joughin
3:00 BREAK (30 min.)  

3:30

A WAIS analog found on Mars polar cap [Abstract] [PPT] Wang

3:45

What happened to the volcanic debris erupted beneath the West Antarctic ice sheet? [Abstract] Behrendt

4:00

Self-help: ice streams retain more water by moving faster [Abstract] Bindschadler
4:15 Discussion of Question #2 (30 min.) PLENARY

4:45

International Polar Year (International Planning) [PPT] Bindschadler

5:00

International Polar Year (US Planning) [PDF] Albert

5:15

Plans for the 2004-05 Airborne Geophysical Survey of the Amundsen Sea Embayment, Antarctica (AGASEA) [Abstract] Holt
5:30 Poster Viewing  
6:00 DINNER  
     
Friday, October 1, 2004    
8:00 CONTINENTAL BREAKFAST  
  Question #3 "Wild, Wild West" - What is the latest on variability of the West Antarctic ice sheet and its environment during the Holocene (last 10,000, or so)?  

 8:30

Environmental variability and change impacts on firn memory in West Antarctica [Abstract] [PDF] Albert

 8:45

Antarctic temperatures since 1856 [Abstract] [PPT] Steig

 9:00

Holocene Summer Temperature Increase in West Antarctica [Abstract] [PPT] Das

 9:15

Implications of the deuterium excess record from the Siple Dome ice core [Abstract] [PPT] Schilla
9:30 A 200-Year Sulfate Record from 16 Antarctic Ice Cores and Associations with Southern Ocean Sea Ice Extent [Abstract] [PPT] Dixon
9:45 West Antarctic Ice Core Chemistry and Self-Organizing Maps: A First Look [Abstract] [PPT] Reusch
10:00 BREAK (30 min.)  

 10:30

Warm ocean is eroding West Antarctic ice sheet [Abstract] [PPT] Shepherd
10:45 Latest InSAR/ICESat/CECS-NASA results from Pine Island/Thwaites Glaciers, West Antarctica [Abstract] [PPT] Rignot

11:00

Basal ice accretion, availability of basal water, ice stream stoppage and potential restart of Kamb Ice Stream [Abstract] Vogel
11:15 Dynamic significance of the flat-ice terrains in the mouth of Kamb Ice Stream [Abstract] [PPT] Catania
11:30 Fast-flow signatures on Kamb Ice Stream [Abstract] [PPT] Conway

11:45

Flow-generated records in the Ross Ice Shelf: evidence for grounding line changes and past shutdown of Whillans Ice Stream [Abstract] [PPT] Fahnestock
12:00 Poster Viewing (30 min.)  
12:30 LUNCH (1 hr. 15 min.)  

1:45

Reconstructing late-Quaternary surface profiles of Reedy Glacier, Antarctica - 1 [PPT] Bromley
2:00 Reconstructing late-Quaternary surface profiles of Reedy Glacier, Antarctica - 2 [Abstract] [PPT] Todd
2:15 Apparent changes in the WAIS surface elevation, 2003-2004 [Abstract] [PPT] B. Smith

2:30

Better Physics in Embedded Models [Abstract] [PPT] Fastook

2:45

Discussion of Question #3 (30 min.) PLENARY

3:15

BREAK (30 min.)  
  Question #4. "Minutes to Millennia" - What time scales are most important in assessing the different influences on ice-stream motion?  
3:45 Does the Siple Dome Ice Core Provide Evidence of Abrupt Changes in Siple Coast Ice Dynamics? [Abstract] [PPT] Taylor

4:00

When Buttressing Matters: a sensitivity study [Abstract] [PDF] Dupont

4:15

Tidal Modulation of Siple Coast Ice Stream Flow [Abstract] [PPT] Bindschadler
4:30 Seismicity and slip of Whillans Ice Stream driven by neap- to spring-tide cycles [Abstract] [PDF] Anandakrishnan
4:45 Passive Seismic Observations of Ice Stream Motion Near the Siple Coast Grounding Line [Abstract] [PDF] Winberry

5:00

Is Anomalous Vertical Motion in WAIS Ice Streams Linked to Subglacial Water Transport? [Abstract] [PPT] Gray
5:15 Discussion of Question #4 (30 min.) PLENARY

5:45

Poster Viewing (30 min.)  
6:15 DINNER  
     
Saturday, October 2, 2004    
8:00 CONTINENTAL BREAKFAST  
  Ten+ Years of WAIS Accomplishments  
8:30 Atmosphere [PPT] Bromwich 
8:45 A Decade of Frontier Oceanography: Achievments during WAIS [Abstract] [PPT] Holland
9:00 Geological record of WAIS Ice Stream History and Behavior: Ten Years of Marine Geological Research [PPT] Anderson
9:15 Terrestrial Geology [PDF] Stone

9:30

Ice Cores [PPT] Steig

9:45

Ice Dynamics [PPT] Alley
10:00 Biology [PPT] Berkman

10:15

Remote Sensing [PPT] Joughin

10:30

BREAK (30 min.)  

11:00

Comments by Invited Guests Gray
Thomas

11:45

WAIS Program: Activities, Actions and Needs Bindschadler
12:00 Adjorn  
     
  Posters  
  Phase structure of radar stratigraphic horizons within Antarctic firn [Abstract] Arcone
  Changes in circulation, water mass distribution and ice shelf basal melting in the Ross Sea due to the presence of large icebergs [Abstract] Assmann
  Are Rifts Brittle Fractures? [Abstract] Bassis
  The AMPS archive: A resource for the Antarctic research community [Abstract] Bromwich
  Thickness changes on Whillans and Kamb Ice Streams from airborne laser altimetry and ICESat measurements [Abstract] Csatho
  Looking into ice shelf rifts with GLAS [Abstract] [JPEG] Fricker
  LGM Ice Surface Elevations along the Transantarctic Mountains Front [Abstract] Hall
  Spatial Patterns of mass balance of the Siple Coast and Amundsen Sea Basin, West Antarctica [Abstract] Hamilton
  Seismic stratigraphy of the Ross Island flexural moat under the McMurdo-Ross Ice Shelf, Antarctica - A prognosis for ANDRILL drilling [Abstract] Horgan
  Description of the deformation till and reconstructed subglacial environments of the East Antarctic Ice sheet during the LGM at Skarvsnes, Lutzow-Holm Bay [Abstract] Iwasaki
  The near-surface signature of flow bands in the onset regions of Ice Streams C1b and D1, based on grids of GPR data [Abstract] King
  Spatial and Temporal Variation of the Characteristic Time Scale of Microwave Emission with Snow Properties over Antarctica [Abstract] [PPT] Koenig
  West Antarctic Balance Fluxes: Impact of smoothing, algorithm and topography [Abstract] LeBrocq
  Ice flow property derived from ICESat surface topography in West Antarctica [Abstract] Li
  Towards radar thermometry: an effective absorption temperature at Siple Dome [Abstract] MacGregor
  Spatial variability of stable isotope ratios in snow: How representative are ice cores? [Abstract] Neumann
  Insights into WAIS and GIS dynamics: Summary of modeling results [Abstract] Parizek
  Modelling the evolution of ice streams [Abstract] [PPT] Payne
  A Dilatant Till Layer Near the Onset Region of Bindschadler Ice Stream: Implications for the Onset of Streaming Ice Flow [Abstract] Peters
  Depth-age and annual layer-thickness scales for Siple Dome, West Antarctica: measurements versus predictions from ice-flow modeling [Abstract] Price
  Accelerating glacier flow on the warming Antarctic Peninsula [Abstract] Pritchard
  Institute Ice Stream: An analog to the Ross Embayment ice streams in the Ronne drainage [Abstract] Scambos
  Ice core evidence of 200 years of Antarctic climate change and its connections with the Southern Annular Mode [Abstract] Schneider
  "Clearing Up" ICESat Data over West Antarctica [Abstract] Shuman
  Lake Ellsworth: a candidate for Antarctic subglacial lake exploration [Abstract] [PDF] Siegert
  Ice stream onset regions, shear margins and basal conditions: Observations from Rutford Ice Stream [Abstract] [PDF] A. Smith
  RABID: Drilling to the bed of Rutford Ice Stream, 2004/05 [Abstract] [PDF] A. Smith
  Characterizing surface textures on the West Antarctic Ice Sheet [Abstract] [PPT] B. Smith
  Tracking an Ice-ochrone [Abstract] Spikes
  Relating Radarsat SAR backscatter variations to ice sheet surface conditions along the US ITASE Traverse [Abstract] L. Stearns
  High-resolution ice cores from US ITASE (West Antarctica): development and validation of chronologies and determination of precision and accuracy [Abstract] Steig
  Deglaciation of the southern Ellsworth Mountains, Weddell Sea Sector of the West Antarctic Ice Sheet [Abstract] Todd
  Magnetic properties of West Antarctic sediment [Abstract] Vogel
  New radar layers at Siple Dome and Engelhardt Ice Ridge? [Abstract] Winebrenner