GEOS 615 Overview

Labs

Syllabus & Notes

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

 

W'day, 9/6: Overview and introductory lecture

M'day, 9/11: Guest lecture, Dr. Igor Krupnik, Smithsonian Institution; download Powerpoint presentation with background

Part I: From microphysics and microstructure to macroscopic ice properties
9/13: Sea-ice microphysics: Ice crystallography, nucleation, crystal growth (download pdf document, download presentation)

9/18: Sea-ice phase diagram, equations of state and solute segregation (download pdf document, download presentation)

9/20: Sea-ice phase diagram, cont'd

9/25: Microphysics and microstructural evolution: the evolution of sea-ice salinity profiles and their impact on macroscopic ice properties (download pdf document, download presentation)

9/27: Class project: Planning

Part II: From macroscopic ice properties to the large-scale surface heat and mass balance
9/27: Sea-ice optical and electromagnetic properties (download pdf document, download presentation)

10/2: Sea-ice thermal properties (download pdf document, download presentation)

10/4: The surface energy balance of an ice-covered ocean (download pdf document, download presentation)

10/9: The surface energy balance of an ice-covered ocean, cont'd

10/11: Phenomenology and energetics of ice growth and decay (hemispheric differences, ice-albedo feedback and other cans of worms) (download pdf document, download presentation)

10/16: Surface energy balance: Lab (SHEBA data analysis)

10/18: The sea-ice force/momentum balance (download pdf document, download presentation)

Part III: Sea-ice strength, ice dynamics and ice-thickness distributions
10/23: Class Project: Update and guest lecture

10/25: Mid-term exam

10/30: Surface energy balance: Lab (Results/Discussion)

11/1: The problem of scales: macroscopic ice strength and its relevance for large-scale ice dynamics (download pdf document, download presentation)

11/6: Problem of scales & Sea-ice remote sensing

11/8: Ice dynamics and the ice-thickness distribution function (download pdf document, download presentation)

11/13: Class project: Update and guest lecture

 

Part IV: Sea-ice in the global climate system: Models, remote sensing and reality

11/15: Thermodynamic sea-ice models: model structure, annual cycles and limitations (download pdf document, download presentation)

11/20: Sea-ice remote sensing: Methods & techniques (download pdf document, download presentation)

11/22: Sea-ice remote sensing: deriving a global sea-ice climatology

Thanksgiving Holidays

11/27: Thermodynamic sea-ice models: Lab

11/29: Dynamic-thermodynamic sea-ice models: simulating the response of the global sea-ice cover to changes in atmospheric and oceanic boundary conditions

12/4 and 6: Class project: Workshop and summary presentations


12/11: Final exam

 

Miscellaneous notes:

Overview chapter on the importance of sea ice from Thomas & Dieckmann (see main course page for reference)

 

 

 

 

 

 * Lecture notes are saved as Adobe Acrobat pdf documents.


Last update: December 3, 2006

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