2014 Agenda

2014 WAIS Workshop Agenda

Pre-Meeting Wednesday, Sept 24




Time

What

 

3:00 to 7:00

Workshop check in

 

4:30 - 6:00

Open Discussion on the WAIS Science Plan

Griffin Hall

6:30

Dinner and icebreaker

Poster Hall & Dining Hall

 

Day 1 Thursday, Sept 25

7:30-8:30- Breakfast and check in




8:30

Welcome and logistics

Helen Fricker, Ted Scambos, Jason of Camp Cedar Glen

 

Session 1 Marine ice sheet instability -- “The Girl’s a Super-Freak”




8:45

 

Impact of Improved Ice-Front Physics on Models of  West Antarctic Ice Sheet Response to Climate Warming

Robert de Conto

9:00

Modelling the PIG+Thwaites system

[Presentation]

Hilmar Gudmundsson

9:15

The influence of sea-level changes on ice-sheet evolution in Antarctic

[Presentation]

Natalya Gomez

9:30

Response of the Antarctic ice sheet to ocean forcing using the POPSICLES coupled ice sheet-ocean model

[Presentation]

Daniel Martin

9:45

Towards better simulations of ice/ocean coupling in the Amundsen Sea Sector, West Antarctica, using a coupled ocean, sea-ice, and ice-sheet model

[Presentation]

Eric Larour

10:00

Discussion

Discussion

10:15 - 10:45 Coffee Break

Session 2 -  Observations of West Antarctic Ice Sheet Change “Times they Are A-changing”




10:45

Irreversible changes in the northern part of WAIS: a view from above and below

[Presentation]

Eric Rignot

11:00

Cryosat: a new perspective on Antarctic ice sheet elevation changes (WAIS & Peninsula)

[Presentation]

Andy Shepherd

11:15

Recent Changes in Ice Mass Balance of the Amundsen Sea Sector

[Presentation]

Tyler Sutterly

11:30

Larsen-B and -C Ice Shelf Velocities Revisited

Bernd Scheuchl presented by Eric Rignot

11:45

Eighteen years of height and mass changes in West Antarctic Ice Shelves
[Presentation]
 

Fernando Paolo

12:00

Discussion

Discussion

12:15-2:00 lunch and posters -- See Poster list at end of document

Session 3 Ice-ocean interaction in Antarctica (“Surfin’ USA”)




2:00

Ocean Variability Contributing to Basal Melt Rate Near the Ice Front of Ross Ice Shelf, Antarctica
[Presentation]

Laurie Padman

2:15

An Oceanic Heat Transport Pathway to the Amundsen Sea Embayment
[Presentation]

Angelica Gilroy

2:30

Ocean-driven basal melt channels and the stability of Amundsen and Bellingshausen Sea ice shelves
[Presentation]

Karen Alley

2:45

Modeling the spreading of glacial melt water from the Amundsen and Bellingshausen Seas

[Presentation]

Yoshihiro Nakayama

3:00

Sensitivity of ice shelf basal melting to ocean forcing

Ben Galton-Fenzi

3:15

Discussion

Discussion

 

3:30 - 4:00 Coffee break

Session 4 Grounding zones around WAIS (“I Get Around”)




4:00

The nature and dynamics of the bed beneath Pine Island Glacier, Antarctica

[Presentation]

Rob Bingham

4:15

The influence of geological fabric on grounding line dynamics in the Amundsen Sea

[Presentation]

Kirsty Tinto

4:30

Characterizing the Location and Extent of the Thwaites Glacier Grounding Zone Using Airborne Radar Sounding

[Presentation]

Dustin Schroeder

4:45

Tidal Flexure and Associated Seismic Activity Near the Grounding Zone of Beardmore Glacier

[Presentation]

Paul Winberry

5:00

Satellite Observations of Ice Thickness and Deformational Properties in Antarctic Grounding Zones

[Presentation]

Oliver Marsh

5:15

Discussion

Discussion

 5:30 End of sessions for the day

6:30 Dinner


Day 2 Friday, Sept 26

7:30 Breakfast




8:30

WAIS meeting outlook for 2015

Helen Fricker, Ted Scambos

8:45

NSF Program Officers

Julie Palais, Lisa Clough, Paul Cutler

9:00

WAIS Divide Outcomes [Presentation]

TJ Fudge

9:20

NAS study [Presentation]

Laurie Geller NAS

9:40

Strategic Antarctic Science discussion

All

 

10-10:30 Coffee break

Session 5 Climate, Accumulation (‘It Never Rains in California’)




10:30

Variability of Accumulation Rates from ERA-Interim and RACMO and Impacts on West Antarctic Mass Balance Estimates

[Presentation]

Jay Zwally

10:45

It’s a wet, wet WAIS: observations of current and historical snow accumulation from the Amundsen Sea sector

[Presentation]

Brooke Medley

11:00

A Rossby Wave Bridge from the Tropical Atlantic to West Antarctica

[Presentation]

Xichen Li

11:15

Central West Antarctic Accumulation: annual resolution for the past 31 ka

[Presentation]

TJ Fudge

11:30

Localized Sea Ice Changes in the Amundsen Sea

[Presentation]

Sharon Stammerjohn

11:45

Discussion

Discussion

 

 

12:00-2:30 Lunch, posters, activities

 

Session 6 Rogue Waves, Rogue Water, and Rogue’s Gallery

(“Wish They All Could Be California Girls”)




2:30

Measuring Wave-Induced Vibrations on the Ross Ice Shelf

[Presentation]

Peter Bromirski

2:45

Predicting the Presence of a Firn Aquifer on the Antarctic Peninsula using C-Band Satellite-Borne Scatterometry

[Presentation]

J.Z. Miller

3:00

Observations of sea ice and ice sheet interaction in Greenland and the Antarctic Peninsula

[Presentation]

Twila Moon

3:15

Climate, Sea Ice, and Ocean Precursors to the Larsen Ice Shelf Disintegrations

[Presentation]

Ted Scambos

3:15

Recent Changes of Surface Velocities at Byrd Glacier

Gang Qiao

3:30

Discussion

Discussion

 

 

3:45 - 4:00 Coffee break

Session 7 Ice Divides and Traverses -- “Truckin’ “




4:00

Evidence of WAIS Loss during MIS 5e: Siple Dome and more

[Presentation]

Richard Alley

4:15

Holocene stability of the Amundsen-Ross ice divide, Central West Antarctica

[Presentation]

Michelle Koutnik

4:30

iSTAR: UK ice sheet traverse across Pine Island Glacier drainage basin

[Presentation]

Andy Smith

4:45

2014 over-snow traverse to the ice divide between Pine Island, Rutford and Institute Ice Stream, WAIS

[Presentation]

Jonathan Oberreuter

5:00

Subglacial conditions and ice flow across the Weddell Sea sector of West Antarctica: synthesis from recent aerogeophysical surveys

[Presentation]

Robert Bingham

5:15

Discussion

Discussion

 

 

5:30 End of Sessions for the Day

6:30 Dinner


Day 3 Saturday, Sept 27

7:30 Breakfast

Session 8 Subglacial Hydrology -- “Slip-Sliding Away”




9:00

Multiple Modes of Refreezing Meltwater beneath Ice Sheets

[Presentation]

Robin Bell

9:15

Half-full or half-empty? Informing a model of subglacial lake drainage with observations of surface motion

[Presentation]

Sasha Carter

9:30

A Model for Subglacial Flooding Along a Pre-existing Hydrological Network During the Rapid Drainage of Supraglacial Lakes

[Presentation]

Surendra Adhikari

9:45

Shallow Sub-Permafrost Groundwater Systems in a Buried Fjord: Taylor Valley, Antarctica

[Presentation]

Neil Foley

10:00

Measurements of basal change properties from repeat radar measurements

[Presentation]

Sridhar Anandakrishnan

10:15

Discussion

Discussion

 

10:15-10:45 coffee break

Session 7 WISSARD stuff (“Witchy Woman”)




10:45

Environment and Processes of Subglacial Lake Whillans, West Antarctica

[Presentation]

Ross Powell

11:00

Inference of grounding-zone properties from radar basal reflectivity, dielectric modeling, and basal-echo phase analysis

[Presentation]

Knut Christianson

11:15

Interfacial stresses at the grounding line of the Whillans Ice Plain control the initial stick-slip rupture speed

[Presentation]

Jacob Walter

11:30

Spatial Heterogeneity in Ice-bed Interactions Revealed by Variable Seismic Coupling and Basal Seismicity on the Whillans Ice Plain, West Antarctica

[Presentation]

Grace Barcheck

11:45

Interruption of the Whillans Ice Stream stick-slip cycle by a subglacial lake discharge event

[Presentation]

Matthew Siegfried

12:00

Final Discussion

Final Discussion

 

12:30 Lunch and Adjourn (can stay at Camp Cedar Glen all afternoon)

 


Posters




 

Change in the Stick-Slip Cycle of Whillans Ice Stream, West Antarctica

Lucas Beem

 

Defining models of glacial isostatic adjustment in West Antarctica and the Antarctic Peninsula (UKANET): better constraints on Earth structure and uplift

Alex Brisbourne

 

New high resolution views of the bed of Pine Island Glacier, West Antarctica

Davies, Bingham

 

Effects of sub-glacial transport and shearing on siliceous microfossils found in sediments from the Siple Coast region of West Antarctica

Jason Coenen

 

The first geothermal heat flux measurement below the West Antarctic Ice Sheet

Andrew Fisher, presented by Slawek Tulaczyk

 

Seeking YOUR input for a National Academy of Sciences’ study: “A Strategic Vision for Antarctic and Southern Ocean Research”

Laurie Geller

 

A connectionist approach to mapping deformation in fast-moving glaciers

Ute Herzfeld

 

Late Quaternary history of Hatherton Glacier, Antarctica

Trevor Hillebrand, presented by John Stone

 

Bistatic radar case studies from Antarctica and Greenland

Nicholas Holschuh

 

Feedbacks Between the Labrador Sea Dynamics and Freshwater Runoff in the Regional Arctic System Model

Saffia Hossainzadeh

 

Advanced Ice Velocity Mapping Using Landsat 8

Marin Klinger

 

Subglacial conditions as inferred from small repeating earthquakes

Brad Lipovsky

 

The ARM West Antarctic Radiation Experiment (AWARE)

Dan Lubin

 

Understanding Interactions Between Different Cryosphere Elements: A New WCRP CliC (Climate and Cryosphere) Targeted Activity

Rob Massom, presented by Ben Galton-Fenzi

 

Ice flow over plastic beds

Brent Minchew

 

Large-Ensemble modeling of past Antarctic variations in the Amundsen Sea Embayment

David Pollard

 

Climate, Sea Ice, and Ocean Precursers to the Larsen Ice Shelf Disintegrations

Ted Scambos

 

Measuring Changes in the Vicinity of the Seal Nunataks Ice Shelf Remnant from Imagery and Altimetry

Christopher Shuman

 

Modeling the Elastic Transmission of Tidal Stresses to Great Distances Inland in Channelized Ice Streams

Jeffrey Thompson, presented by Mark Simons