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 

23 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 
26 SEP 
Plate
Tectonic  Theory Plate Map 
Read: The
Ocean basins: Their Structure and Evolution, Chapter 2 (in IGPP Reading Room) Reference: MORVEL Tectonic Model 
Sandwell 
28 SEP 
Applications of Fourier Transforms  Functions of a Complex
Variable (review); Matlab Tutorial HW2  Due Oct 5 
Sandwell 
30 SEP 
Marine Magnetic Anomalies  
Sandwell 
03 OCT 
Plate Motions, Reconstructions, and Plumes 
View
Videos on Plate Tectonics Maria Seton Dick Hey John Tarduno 

Heat Flow  
05 OCT 
Heat
Conduction, Heat Flow Measurements, and Global Heat Budget 
Read: T&S, Ch. 4.1 to 4.19 HW3  publications for HW3 
Sandwell 
07 OCT 
Continental and Oceanic
Geotherms 
HW4  Problems from T&S, Ch. 4 49, 410, 414, 423, 424, 436, 437 DUE 14 OCT 
Sandwell 
10 OCT 
Cooling of the Oceanic Lithosphere  Read: T&S,
Ch. 4.19 to 4.26 
Sandwell 
12 OCT 
Quiz  Plate Tectonics and Fourier Transforms 

14 OCT 
Ocean Floor Topography  Read: Hasterok, 2013 
Sandwell 
17 OCT 
Depth versus age Buoyancy of the Lithosphere; Subduction on Venus 
Parsons and Sclater, JGR,
1977 Stein and Stein, Nature, 1992 Doin and Fleitout, EPSL, 1996 Hillier and Watts, JGR, 2005 
Sandwell 
19 OCT 
Dikes and sills; Cooling of a Lava Lake (Stefan Problem) Summary of Boundary Later Cooling 
Read: Lateral Plate Shrinkage  Sandwell 
Isostasy, Rheology, and Flexure  
21 OCT 
Isostasy and
Crustal Thickness; Review Stress and Strain 
Schubert and
Sandwell, 1989 Flesch et al., 2001 
Sandwell 
24 OCT 
Rheology of the Lithosphere Moment vs. Curvature 
Brace and Kohlstedt,
JGR, 1980 Burov and Watts Burgmann and Dresen_2008 
Sandwell 
26 OCT 
Flexure
Theory 
Read: T&S, Ch 3.1 to 3.12 HW5  Problems from T&S, Ch. 3 31, 37, 314, 319, 322 DUE 02 NOV 
Sandwell 
28 OCT 
Flexure Examples  Sandwell 

31 OCT 
Presentations of heat flow problems 
Read: T&S, Ch. 3.13 to 3.18 

02 NOV 
Presentations of heat flow problems  HW6  publications for HW6 

Earthquakes  
04 NOV 
Strikeslip fault: deformation and heat flow  Read: Interseismic
deformation due to strikeslip faults Read: T&S Ch. 8.1 to 8.9 

07 NOV 
Strikeslip fault: deformation and heat flow 
Read: Heat Flow Paradox Kang_DiPerna 
Sandwell 
09 NOV 
Earthquake Tools: GPS, INSAR, Strain 
Pinon Field
Guide 
Sandwell 
11 NOV 
Field Trip to Pinon Flat Observatory Quadcopter survey of EW strain meter tube 

Gravity  
14 NOV 
Global Gravity Reference Earth Model 
Read: T&S, Ch. 5.1 to 5.5 HW7  Due 23 NOV 
Sandwell 
16 NOV 
Laplace's Equation and Satellite
Altimetry 
Read: Watts, JGR, 1978  Sandwell 
18 NOV 
Presentations for HW6  
21 NOV 
Poisson's Equation and Bouguer Anomalies  
23 NOV 
Gravity/topography
transfer function 
Read: T&S, Ch. 6.1 to 6.10 Read: Parker, 1973 
Sandwell 
Fluid Mechanics 

28 NOV 
Isostatic geoid anomalies  Sandwell 

30 NOV 
Channel Flow and Stream Function  HW8  Problems from T&S, Ch. 6 61, 63, 66, 611 Due Dec 7 
Stegman 
02 DEC 
Postglacial Rebound  Sandwell 

05 DEC Noon Munk 
Review geodynamics questions from previous
departmental exams 
Practice final quiz 

07 DEC 9:0011:00 
Final Exam  questions will be taken from
previous Geophysics Departmental Exams 
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.