GEOS 615 Overview

Labs

Syllabus & Notes

 GEOS 615, Sea-Ice Geophysics: Schedule of lectures, project work etc.

 

Sep 8: Overview and introductory lecture
Resources: Overview article "Sea ice in the climate system" & presentation; introductory presentation

Sep 11: Sea-ice microphysics: Ice crystallography, nucleation, crystal growth
Resources: Presentation; Reading: Chapter 2.4 in Thomas & Dieckmann, pp. 37ff.; sea-ice microstructure summary article (not required, only for those with interest in microstructure)

Sept 15 : Sea-ice phase diagram, equations of state and solute segregation
Resources: Presentation; Reading: Chapter 2.4 and 2.5 in Thomas & Dieckmann, pp. 37ff.

Sept 18: Sea-ice phase diagram, cont'd
Resources: See above

Sept 22 : Introduction to class projects
Resources: Presentation

Sept 25 : Microphysics and microstructural evolution: Sea-ice salinity profiles in relation to macroscopic ice properties (Guest lecture, Dr. Chris Petrich)
Resources: Presentation

Sept 29: Sea ice salinity profiles cont'd (Guest lecture, Dr. Chris Petrich)

Oct 2: Sea-ice optical and electromagnetic properties
Resources: Presentation; Reading: Chapters 2.8 and 2.9 in Thomas & Dieckmann, pp. 60ff.

Oct 6 : Sea-ice thermal properties
Resources: Presentation; Reading: Chapter 2.7 in Thomas & Dieckmann, pp. 55ff.

Oct 9 : The surface energy balance of an ice-covered ocean
Resources: Presentation; Reading: Chapter 2.2 in Thomas & Dieckmann, pp. 27-33.

Oct 13: The surface energy balance of an ice-covered ocean, cont'd

Oct 16: Local and traditional environmental knowledge: Iñupiaq sea-ice expertise (Panel with guests Winton Weyapuk Jr., Wales, and Joe Leavitt, Barrow; Dr. Igor Krupnik, Smithsonian Institution); Location: ELVEY Globe Room (Main floor opposite Koyukuk Dr. entrance doors)
Resources: Publication by Gearheard et al. (2006) on local ice knowledge; publication by Bates (2007) on Inuit approaches to forecasting; publication by Laidler (2008) on sea-ice seasons at Cape Dorset

Oct 20: Mid-term exam, Location: WRRB 101

Oct 23: Update on class projects (brief presentation, 5-10 min. incl. discussion each); Sea ice in the climate system

Oct 27: Sea ice strength: Background and engineering information needs (Guest Lecture, Dr. Garry Timco, NRC, Canada)
Resources: Presentation

Oct 30: The sea-ice force/momentum balance (Guest lecture, Dr. Jenny Hutchings, IARC); Sea-ice politics and policy (Guest lecture, Dr. Amy Lovecraft, Dept. of Political Science, UAF); Location: WRRB 101, Duration 9:00-12:00
Resources: Presentation on ice dynamics; Presentation on sea-ice policy; Arctic boundaries map

Nov 3: No class

Nov 6: Sea-ice rheology and strength (Guest lecture, Dr. Lew Shapiro, GI-UAF); Location: WRRB 101

Nov 10: Ice dynamics and the ice-thickness distribution function (Guest lecture, Dr. Jenny Hutchings, IARC)
Resources: Presentation on ice dynamics

Nov 13 : No class

Nov 17: Sea-ice thickness distribution
Resources: Chapter 3 (Haas) in Thomas & Dieckmann; Presentation

Nov 20: No class

Nov 24: Thermodynamic sea-ice models
Resources: Chapter 2.3 in Thomas & Dieckmann; Presentation

Nov 27: Thanksgiving Holidays

Dec 1: Sea-ice remote sensing: Methods & techniques
Resources: Chapter 4 (Comiso) in Thomas & Dieckmann; Presentation

Dec 2 (Tu, WRRB 101, 9-10.30am): Sea-ice remote sensing: Applications
Resources: Chapter 4 (Comiso) in Thomas & Dieckmann; Presentation

Dec 4 (WRRB 101, 9-12): Sea-ice observation programs: Design and implementation, Working at the academia/stakeholder interface and providing relevant and useful information to decisionmakers

Dec 9, 1-4pm, Elvey Globe Room: Class project workshop and presentations

December 15: Final exam
, WRRB 101, 10am

 

 

 

 

 

 * Lecture notes are saved as Adobe Acrobat pdf documents.


Last update: December 1, 2008

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