Courtier, Anna Mahr2010-04-062010-04-062008-05https://hdl.handle.net/11299/60231University of Minnesota Ph.D. dissertation. May 2008. Major: Geophysics. Advisor: Justin Revenaugh. 1 computer file (PDF); ix, 189 pages. Ill. (some col.)Abstract not available.en-USSeismologyMantle discontinuitiesAnisotropyWaterSubductionGeophysicsMantle dynamics, composition, and state in regions associated with active and ancient subduction.Thesis or Dissertation