Workshop Program

The Workshop on the Microstructure and Properties of Firn will take place at Dartmouth College, Hanover, NH on March 10-11, 2008. A list of speakers and the schedule of the talks is shown below. See the Posters page for a list of the posters at the workshop.

A live stream of the oral presentations will be broadcast during the event (requires QuickTime). The recordings will be archived and made available for viewing after the event.

Monday March 10th

Session 1

Chair: Dr. Deb Meese

8.20am Welcome
Professor Ian Baker
Watch Professor Baker's Welcome (Quicktime) (8 MB)
8.30am "Insights into Ice and Snow Sintering From Low Temperature Scanning Electron Microscopy"
Dr. Jane Blackford, University of Edinburgh, UK
Watch Dr. Blackford's Presentation (Quicktime) (69 MB)
Adobe PDF file icon Dr. Blackford's Presentation (PDF)
9.00am "How Relevant is the Microstructure of Snow During Firnification?"
Dr. Martin Schneebeli, Swiss Federal Institute for Snow and Avalanche Research, Davos Dorf, Switzerland
Watch Dr. Schneebeli's Presentation (Quicktime) (70 MB)
Adobe PDF file icon Dr. Schneebeli's Presentation (PDF)
9:30am "A Potential Bonding Mechanism in Mechanically Worked Snow"
Professor Ed Adams, Montana State University, Bozeman, MT
Watch Professor Adams' Presentation (Quicktime) (51 MB)
Adobe PDF file icon Professor Adams' Presentation (PDF)
10:00am Break
10.30am "Advanced Microstructural Characterization of Firn"
Professor Ian Baker, Thayer School of Engineering, Dartmouth College, Hanover, NH
Watch Professor Baker's Presentation (Quicktime) (89 MB)
Adobe PDF file icon Professor Baker's Presentation (PDF)
11.00am "X-Ray Microtomography: An Interesting Tool to Study the Snow Microstructure and Its Metamorphism"
Dr. Frédéric Flin, Météo-France/CNRM/CEN (Snow Research Center), St. Martin d'Héres, France
Watch Dr. Flin's Presentation (Quicktime) (53 MB)
Adobe PDF file icon Dr. Flin's Presentation (PDF)
11.30am "Stochastic Reconstruction of Snow Microstructure from X-Ray Microtomography Images"
Professor Jonah Lee, University of Alaska Fairbanks, Alaska
Watch Professor Lee's Presentation (Quicktime) (50 MB)
Adobe PDF file icon Professor Lee's Presentation (PDF)
12.00pm Lunch/Poster Session

Session 2

Chair: Dr. Mary Albert

1.30pm "The Layering of Polar Firn and Its Linkage to Air Trapping"
Dr. Johannes Freitag, Alfred Wegener Institut, Bremerhaven, Germany
Watch Dr. Freitag's Presentation (Quicktime) (56 MB)
Adobe PDF file icon Dr. Freitag's Presentation (PDF)
2.00pm "Quantitative Variations of Some Snow Physical Properties During the Metamorphism of Surface Snow Layers"
Dr. Florent Dominé, Laboratoire de Glaciologie et Géophysique de L'Environment, St. Martin d'Héres, France
Watch Dr. Dominé's Presentation (Quicktime) (46 MB)
Adobe PDF file icon Dr. Dominé's Presentation (PDF)
2.30pm Lagrangian Transient Firn Compaction Model with Heat Transfer
Jessica Lundin, University of Washington, Seattle, WA
Watch Jessica Lundin's Presentation (Quicktime) (23 MB)
Adobe PDF file icon Jessica Lundin's Presentation (PDF)
2.45pm "Firn Structure Impacts on Air Permeability and Heat Conductivity"
Dr. Zoe Courville, US Army Corps of Engineers-CRREL, Hanover, NH
Watch Dr. Courville's Presentation (Quicktime) (58 MB)
Adobe PDF file icon Dr. Courville's Presentation (PDF)
3.15pm Break
3.30pm "Properties of, and Controls on, Firn Air Composition at the West Antarctic Ice Sheet Divide and Summit, Greenland"
Professor Mark Battle, Bowdoin College, Brunswick, ME
Watch Professor Battle's Presentation (Quicktime) (54 MB)
Adobe PDF file icon Professor Battle's Presentation (PDF)
4.00pm "Deep Air Convection in Firn Indicated by Gas Measurements"
Professor Jeff Severinghaus, Scripps Institution of Oceanography, UCSD, La Jolla, CA
Watch Professor Severinghaus' Presentation (Quicktime) (56 MB)
Adobe PDF file icon Professor Severinghaus' Presentation (PDF)
4.30pm "Importance of Sublimation for Stable Isotope Ratios in Firn"
Professor Tom Neumann, University of Vermont, Burlington, VT
Watch Professor Neumann's Presentation (Quicktime) (48 MB)
Adobe PDF file icon Professor Neumann's Presentation (PDF)
5.00pm "Firn as a Source of Reactive Chemical Compounds"
Professor Jack Dibb, University of New Hampshire, Durham, NH
Watch Professor Dibb's Presentation (Quicktime) (63 MB)
Adobe PDF file icon Professor Dibb's Presentation (PDF)
6.00pm Dinner

Tuesday March 11th

Session 1

Chair: Dr. Russell Harmon

8.30am "Microstructural Modeling of Snow/Firn Processes"
Dr. Thomas Kaempfer, U.S. Army Corps of Engineers-CRREL, Hanover, NH
Watch Dr. Kaempfer's Presentation (Quicktime) (62 MB)
Adobe PDF file icon Dr. Kaempfer's Presentation (PDF)
9.00am "Impact of Orbital Changes in Local Insolation on Snow Metamorphism and Ice Core Records"
Dr. Manuel Hutterli, British Antarctic Survey, Cambridge, UK
Watch Dr. Hutterli's Presentation (Quicktime) (54 MB)
Adobe PDF file icon Dr. Hutterli's Presentation (PDF)
9.30am "Mapping East Antarctic Glaze Regions: Implications for Net Mass Balance of the Ice Sheet"
Dr. Ted Scambos, National Snow and Ice Data Center, University of Colorado, Boulder, Co
Watch Dr. Scambos' Presentation (Quicktime) (46 MB)
10.00am "Origin and Evolution of Sastrugi, a Depositional Model"
Katie Leonard, Columbia University, New York, NY
10.15am Break
10.30am "The Spatial Variability of Snow Density: Implications for Compressed Snow Runway Construction"
Adrian McCallum, Scott Polar Research Institute, Cambridge, UK
Watch Adrian McCallum's Presentation (Quicktime) (28 MB)
Adobe PDF file icon Adrian McCallum's Presentation (PDF)
10.45am "MADGE (Maine Automated Density Gauge Experiment) and MABLE (Mostly Automated Borehole Logging Experiment): New Tools for Measuring Polar Firn"
Daniel J. Breton, University of Maine Climate Change Institute, Orono, ME
Watch Daniel Breton's Presentation (Quicktime) (42 MB)
Adobe PDF file icon Daniel Breton's Presentation (PDF)
11.00am "In-situ Measurements of Firn Compaction Using Borehole Optical Stratigraphy"
Dr. Bob Hawley, Scott Polar Institute, Cambridge, UK
Watch Dr. Hawley's Presentation (Quicktime) (33 MB)
Adobe PDF file icon Dr. Hawley's Presentation (PDF)
11.30am "Mapping the Spatial Distribution of Firn Character Using Satellite Microwave Time Series"
Professor Mark Fahnestock, University of New Hampshire, Durham, NH
Watch Professor Fahnestock's Presentation (Quicktime) (44 MB)
12.00pm Lunch/Poster Session

Session 2

Chair: Dr. Mark Hopkins

1.30pm "Genesis and Deformation of Firn Stratigraphy in West Antarctica: Evidence from Subsurface Radar Profiles"
Dr. Steve Arcone, US Army Corps of Engineers-CRREL, Hanover, NH
Watch Dr. Arcone's Presentation (Quicktime) (43 MB)
Adobe PDF file icon Dr. Arcone's Presentation (PDF)
2.00pm "Remote Sensing of the Antarctic Megadunes and Other Low Accumulation Features on the East Antarctic Plateau"
Dr. Christopher Shuman, Goddard Earth Sciences and Technology Center, University of Maryland, Baltimore County, Baltimore, MD
Watch Dr. Shuman's Presentation (Quicktime) (44 MB)
Adobe PDF file icon Dr. Shuman's Presentation (PDF)
2.30pm "Effects of Firn Microstructure on Passive Microwave Remote Sensing"
Lora Koenig, University of Washington, Seattle, WA
Watch Lora Koenig's Presentation (Quicktime) (23 MB)
Adobe PDF file icon Lora Koenig's Presentation (PDF)
2.45pm "Remote Sensing of Albedo Decay in the Mountain Snowpack"
Professor Jeff Dozier, University of California, Santa Barbara, CA
Watch Professor Dozier's Presentation (Quicktime) (42 MB)
Adobe PDF file icon Professor Dozier's Presentation (PDF)
3.15pm Break
3.30pm Panel Discussion Led by Session Chairs
4:00pm Workshop Ends
Siple Dome Surface Hoar
Siple Dome Surface Hoar
Source: Christopher Shuman, Goddard Space Flight Center, NASA
Firn Workshop