GEODYNAMICS SIO 234
http://topex.ucsd.edu/geodynamics
A
general course on the dynamics and kinematics of the
solidearth based on the text of Turcotte and Schubert.
Prerequisite: some familiarity with
(or willingness to learn ) partial differential equations and
fourier transforms.
David Sandwell; 1102 IGPP; dsandwell@ucsd.edu; Ph.
5347109
Lecture
course, 4units, letter grade or S/U grade, homework,
presentations, quizes, final.
DATE 
TOPIC 
READING/HOMEWORK 
LECTURER 
Review complex numbers and contour
integration 
Problems 

Introduction and
Plate Tectonics 

29 SEP 
Class Overview Plate Tectonics  Observations KML files 
Read: T&S, Ch. 1.1 to 1.14 or Plate Tectonics, S,T&O, Ch. 2. HW1 
Sandwell 
02 OCT 
Plate
Tectonic  Theory Plate Map 
Read: The
Ocean basins: Their Structure and Evolution, Chapter 2 (in IGPP Reading Room) Reference: MORVEL Tectonic Model 
Sandwell 
04 OCT 
Applications of Fourier Transforms  Functions of a Complex
Variable (review); Matlab Tutorial HW2 
Sandwell 
06 OCT 
Marine Magnetic Anomalies  
Gee 
09 OCT 
Plate Motions, Reconstructions, and Plumes 
View
Videos on Plate Tectonics Maria Seton Dick Hey John Tarduno 
Gee 
Heat Flow  
11 OCT 
Heat
Conduction, Heat Flow Measurements, and Global Heat Budget 
Read: T&S, Ch. 4.1 to 4.19 HW3  publications for HW3 
Sandwell 
13 OCT 
Continental and Oceanic
Geotherms 
HW4  Problems from T&S, Ch. 4 49, 410, 414, 423, 424, 436, 437 DUE 20 OCT 
Sandwell 
16 OCT 
More heat from from T&S 
Read: T&S,
Ch. 4.19 to 4.26 
Sandwell 
18 OCT 
Cooling of the Oceanic Lithosphere  Sandwell 

20 OCT 
Ocean Floor Topography  Read: Hasterok, 2013 Take Home Quiz  Plate Tectonics and Fourier Transforms  Due 23 OCT @ 9 AM Solutions 
Sandwell 
23 OCT 
Depth versus age Buoyancy of the Lithosphere; Dikes and sills; Cooling of a Lava Lake (Stefan Problem) 
Parsons and Sclater, JGR,
1977 Stein and Stein, Nature, 1992 Doin and Fleitout, EPSL, 1996 Hillier and Watts, JGR, 2005 
Sandwell 
25 OCT 
Summary of Boundary Later Cooling Subduction on Venus 
Read: Lateral Plate Shrinkage  Sandwell 
Isostasy, Rheology, and Flexure  
27 OCT 
Isostasy and
Crustal Thickness; Review Stress and Strain 
Schubert and
Sandwell, 1989 Flesch et al., 2001 
Sandwell 
30 OCT 
Rheology of the Lithosphere Moment vs. Curvature 
Brace and Kohlstedt,
JGR, 1980 Burov and Watts Burgmann and Dresen_2008 
Sandwell 
01 NOV 
Flexure
Theory Flexure Examples 
Read: T&S, Ch 3.1 to 3.12 HW5  Problems from T&S, Ch. 3 31, 37, 314, 319, 322 DUE 08 NOV 
Sandwell 
03 NOV 
Presentations of heat flow problems  Read: T&S, Ch. 3.13 to 3.18  I 
Blanc, Morris H  Lau, Perry G  Jin, Wilson 
06 NOV 
Presentations of heat flow problems 
HW6 publications for HW6 
F
 Sadhasivan Santos E Arai, Harper YSE  Sandwell 
08 NOV 
Presentations of heat flow problems  D 
Adams,
Golriz C  Bugge, King B  Anderson, Cych 

13 NOV 
Buckling and Yield Strength Envelope (YSE) 
Brace
and Kohlstedt, JGR, 1980 Burov and Watts Burgmann and Dresen_2008 
Sandwell 
Earthquakes  
15 NOV 
Strikeslip fault: deformation and heat flow 
Interseismic deformation due to
strikeslip faults Read: T&S Ch. 8.1 to 8.9 
Sandwell 
17 NOV 
Earthquake Tools: GPS, INSAR, Strain 
Heat flow
paradox 
Sandwell 
Gravity  
20 NOV 
Global Gravity Reference Earth Model 
Read: T&S, Ch. 5.1 to 5.5 Treatise on Geophysics Wieczorek  planetary geodesy  nice presentation HW7  Due 01 DEC 
Sandwell 
22 NOV 
Laplace's Equation and Satellite
Altimetry 
Read: Watts, JGR, 1978  Sandwell 
27 NOV 
Poisson's Equation
and Bouguer Anomalies 
Read: Parker, 1973  
29 NOV 
Presentations for HW6  
01 DEC 
Presentations for HW6  Read: T&S, Ch. 6.1 to 6.10 

04 DEC 
Gravity/topography
transfer function Isostatic geoid anomalies 
Antiplume
hypothesis 
Sandwell 
Fluid Mechanics 

06 DEC 
Channel Flow and Stream Function  HW8  Problems from T&S, Ch. 6 61, 63, 66, 611 Due Dec 8 
Sandwell 
08 DEC 
Postglacial Rebound  Notes 
Sandwell 
13 DEC 
Take Home Final Exam Due 
Sandwell 
Textbooks:
Geodynamics:
Second Edition, Turcotte, D. L. and Schubert, G., Cambridge
University Press, 2002.
or
Geodynamics: Third Edition, Turcotte, D. L. and
Schubert, G., Cambridge
University Press, 2014.
Reference Books:
Mantle
Dynamics: Mantle
Convection in the Earth and Planets, Schubert, G., Turcotte,
D. L. and P. Olson, Cambridge University Press, 2001
Fourier
Transforms: The Fourier Transform and its
Application, Bracewell, R. N., McGrawHill Book Co., New
York, 1978. (Chapters 2, 6)
Marine
Geophysics: The Ocean Basins: Their
Structure and Evolution, The Open University , Pergamon
Press, 1989. (Chapters 2, 3)
General
Ref.: Physics of the Earth, Stacey, F.
D., John Wiley & Sons, New York, 1969.
Computer
Homework:
Computer homework
can be done using Fortran, C, or MATLAB which runs on most
machines. If you do not have a computer account we will
set you up.