Curriculum Vitae Background Employment Teaching Field Work Publications Service EDUCATION Ph.D., Oceanography, February 1997. MIT/WHOI Joint Program in Oceanography, Cambridge, MA. Thesis Title: Tracer Applications of Anthropogenic Iodine-129 in the North Atlantic Ocean. B.S., Chemistry, summa cum laude, May 1991. Yale University, New Haven, CT. AWARDS and HONORS UT Austin, College of Natural Sciences Teaching Excellence Award, 2002. NSF-NATO Postdoctoral Fellowship, 1997-1999. National Defense Science and Engineering Graduate Fellowship, 1991-1994. ARCS Foundation Scholarship Award, 1994. National Science Foundation Graduate Fellowship Honorable Mention, 1991. Elected to Phi Beta Kappa, 1991. Arthur Fleischer Award for Outstanding Senior in the Department of Chemistry, Yale Univerisity, 1991. RESEARCH INTERESTS Arctic Ocean hydrothermal systems Natural and anthropogenic radionuclides as tracers of ocean biogeochemistry and circulation. The marine geochemistry of thorium-230 and protactinium-231 and the use of their ratio as a paleoceanographic tracer. Arctic and North Atlantic oceanography. Scavenging and particle cycling in hydrothermal plumes; plume particle geochemistry. Groundwater discharge to south Texas coastal bays EMPLOYMENT and RESEARCH EXPERIENCE Assistant Professor, Department of Marine Science, and Research Scientist, Marine Science Institute, The University of Texas at Austin, September 1999 - present. Visiting Research Fellow, Southampton Oceanography Centre, Southampton, UK, May 1997 - April 1999. NSF-NATO Postdoctoral Fellowship, May-June 1997 and June 1998-April 1999. Host: Dr. C.R. German. Postdoctoral Investigator, Graduate School of Oceanography, University of Rhode Island, Oct. 1996 - May 1998 and June-August 1999. Supervisor: Dr. S.B. Moran. Graduate Student, MIT/WHOI Joint Program in Oceanography, 1991-1996. Supervisor: Dr. J.M. Edmond. Summer Student Fellow, Woods Hole Oceanographic Institution, 1990. Supervisors: Drs. W.R. Martin and F.L. Sayles. TEACHING Co-instructor, Introduction to Oceanography, MNS 307, UT Austin, Fall 2002. Co-instructor, Marine Biogeochemistry, MNS 482C, UT Austin, Spring 2001, Fall 2002. Instructor, Marine Geology, MNS 354F, UT Austin, Spring 2000, 2001, 2002. Instructor, Marine Chemistry, MNS 353, UT Austin, Fall 2000. Instructor, Graduate Seminar in Marine Science, MNS 191, UT Austin, Fall 2000. Teaching Assistant, MIT Course 1.107, Aquatic Chemistry Laboratory, Spring, 1996. Teaching Assistant, MIT Course 1.76, Aquatic Chemistry, Fall, 1994. Co-Teaching Assistant, MIT Course 12.300, Global Change Science, Fall, 1993. ADVISING Supervisor for John A. Breier, Jr. (Ph.D. candidate) and Moises S. Googe (M.S. candidate) FIELD WORK Nine oceanographic research cruises, encompassing hydrographic sampling (CTD/Rosette systems), in-situ filtration, submersible and ROV operations, and vent fluid sampling. 1991: R/V Atlantis II, DSV Alvin, Juan de Fuca Ridge. 1992: R/V Atlantis II, DSV Alvin, 9°N, East Pacific Rise. 1993: Laney Chouest, DSV Turtle, ROV Jason/Medea, Guaymas Basin, Gulf of California (JASON Project Voyage IV). 1994: R/V Yokosuka, DSV Shinkai 6500, TAG Segment, Mid-Atlantic Ridge. 1995: R/V Atlantis II, DSV Alvin, TAG Segment, Mid-Atlantic Ridge. 1995: R/V Weatherbird, Bermuda-Atlantic Time Series Station 1997: RRS Discovery, Mid-Atlantic Ridge south of the Azores. Deputy Principal Scientific Officer. 1997: CCGS Louis S. St. Laurent, Canadian Arctic Archipelago. 1999: CCGS Hudson, Labrador Sea. 2001: RRS Charles Darwin, Indian Ocean. 2001: USCGC Healy, Arctic Ocean/Gakkel Ridge. Sampling of local waters and sediments in Nueces Bay (Texas), Buzzards Bay (Massachusetts), Aberjona River (Massachusetts), Lower Mystic Lake (Massachusetts), and Green Hill Pond (Rhode Island). PUBLICATIONS Published Papers Edmonds, H.N., P.J. Michael, E.T. Baker, D.P. Connelly, J.E. Snow, C.H. Langmuir, H.J.B. Dick, R. Mühe, C.R. German, and D.W. Graham, 2003. Discovery of abundant hydrothermal venting on the ultra-slow spreading Gakkel Ridge, Arctic Ocean, Nature, in press. Moran, S.B., S.E. Weinstein, H.N. Edmonds, J.N. Smith, R.P. Kelly, M.E.Q. Pilson, and W.G. Harrison, 2003. Does 234Th/238U disequilibrium provide an accurate record of the export flux of particulate organic carbon from the upper ocean?, Limnology and Oceanography, in press. Shen, C.-C., H. Cheng, R.L. Edwards, S.B. Moran, H.N. Edmonds, J.A. Hoff, and R.B. Thomas, 2003. Measurement of attogram quantities of 231Pa in dissolved and particulate fractions of seawater by isotope dilution mass spectroscopy. Analytical Chemistry, in press. Moran, S.B., C.-C. Shen, H.N. Edmonds, S.E. Weinstein, J.N. Smith, and R.L. Edwards, 2002. Dissolved and particulate 231Pa and 230Th in the Atlantic Ocean: constraints on intermediate/deep water age, boundary scavenging, and 231Pa/230Th fractionation, Earth and Planetary Science Letters, 203, 999-1014. Shen, C.-C. R.L. Edwards, H. Cheng, J.A. Dorale, R.B. Thomas, S.B. Moran, S.E. Weinstein, and H.N. Edmonds, 2002. Uranium and thorium isotopic and concentration measurements by magnetic sector inductively coupled plasma mass spectrometry. Chemical Geology 185, 165-178. Edmonds, H.N., 2001, Ocean Process Tracers: Nuclear Fuel Reprocessing and Related Discharges. The Encyclopedia of Ocean Sciences, eds. J. Steele, S. Thorpe, and K. Turekian, Academic Press, Inc., pp. 1921-1928. Moran, S.B., C.-C. Shen, S.E. Weinstein, L.H. Hettinger, J.H. Hoff, H.N. Edmonds, and R.L. Edwards (2001) Contraints on deep water age and particle flux in the equatorial and south Atlantic Ocean based on seawater 231Pa and 230Th data. Geophysical Research Letters, 28, 3437-3440. Edmonds, H.N., Z.Q. Zhou, G.M. Raisbeck, F. Yiou, L.R. Kilius, and J.M. Edmond, 2001. The distribution and behavior of anthropogenic 129I in water masses ventilating the North Atlantic. J. Geophysical Research (Oceans), 106(C4), 6881-6894. Edmonds, H.N., S.B. Moran, J.A. Hoff, J.N. Smith, and R.L. Edwards (1998) 231Pa and 230Th abundances and high scavenging rates in the western Arctic Ocean. Science, 260, 405-407. Edmonds, H.N., J.N. Smith, H.D. Livingston, L.R. Kilius, and J.M. Edmond (1998) 129I in archived seawater samples. Deep-Sea Research I, 45, 1111-1125. Edmonds, H.N., C.R. German, D.R.H. Green, Y. Huh, T. Gamo, and J.M. Edmond (1996) Continuation of the hydrothermal fluid chemistry time series at TAG and the effects of the ODP drilling. Geophysical Research Letters, 23, 3487-3489. Gamo, T., H. Chiba, H. Masuda, H.N. Edmonds, K. Fujioka, Y. Kodama, H. Nanba, and Y. Sano (1996) Chemical characteristics of hydrothermal fluids from the TAG mound of the mid-Atlantic Ridge in August 1994: implications for spatial and temporal variability of hydrothermal activity. Geophysical Research Letters, 23, 3483-3486. Edmonds, H.N. and J.M. Edmond (1995) A three-component mixing model for ridge crest hydrothermal fluids. Earth and Planetary Science Letters, 134, 53-67. Edmond, J.M., A.C. Campbell, M.R. Palmer, G.P. Klinkhammer, C.R. German, H.N. Edmonds, H. Elderfield, G. Thompson, and P. Rona (1995) Time series studies of vent fluids from the TAG and MARK sites (1986, 1990) Mid-Atlantic Ridge: a new solution chemistry model and a mechanism for Cu/Zn zonation in massive sulphide ore bodies. In Hydrothermal Vents and Processes, Parson et al., eds., Geological Society Special Publication No. 87, pp. 77-86. Von Damm, K.L., S.E. Oosting, R. Kozlowski, L.G. Buttermore, D.C. Colodner, H.N. Edmonds, J.M. Edmond, and J.M. Grebmeier (1995) Evolution of East Pacific Rise hydrothermal vent fluids following a volcanic eruption. Nature, 375, 47-50. Recent Abstracts Edmonds, H.N., M.H. Edwards, G.J. Kurras, and C.R. German, 2002. The geological setting of hydrothermal vents on the ultra-slow spreading Gakkel Ridge. Eos, Transactions AGU, 83(47) Fall Meeting Supplement, Abstract #T52E-06. Baker, E.T., H.N. Edmonds, C.R. German, W. Bach, N.R. Banerjee, and S.L. Walker, 2002. The distribution of hydrothermal venting on ultraslow spreading ridges. Eos, Transactions AGU, 83(47) Fall Meeting Supplement, Abstract #T11A-1228. Graham, D.W., D.P. Connelly, C.R. German, J.E. Lupton, P.J. Michael, and H.N. Edmonds, 2002. Helium-3 and manganese in hydrothermal plumes along the Gakkel Ridge, Arctic Ocean. Eos, Transactions AGU, 83(47) Fall Meeting Supplement, Abstract #T52E-07. Breier, J.A., Jr., H.N. Edmonds, T.A. Villareal, and L.M. Tinnin, 2002. Groundwater and nutrients in an inverse estuary. Geological Society of America 2002 Fall Meeting. Edmonds, H.N., J.A. Breier, Jr. and C.R. German, 2002. Particle geochemistry and radionuclides in the Edmond and Kairei hydrothermal plumes, Indian Ocean: Preliminary results. Eos, Transactions AGU-Supplement, 83(4), Ocean Sciences Meeting Supplement, Abstract OS31F-103. German, C.R., P.A. Tyler, and the CD128 Scientific Party, 2002. Hydrothermal plume processes in the Indian Ocean (Kairei and Edmond vent sites, Central Indian Ridge), Eos, Transactions AGU-Supplement, 2002 Ocean Sciences Meeting. Moran, S.B., C.-C. Shen, H.N. Edmonds, S.E. Weinstein, J.N. Smith, and R.L. Edwards, 2002. 231Pa and 230Th in the Western Atlantic Ocean. Eos, Transactions AGU-Supplement, 2002 Ocean Sciences Meeting Edmonds, H.N., P.J. Michael, E.T. Baker, D.W. Graham, M. Vock, J. Snow, R. Mühe, D.P. Connelly, C.R. German, and the HEALY0102 and ARK XVII/2 Scientific Parties, 2001. Hot springs in a cold ocean: evidence for abundant hydrothermal venting on the ultra-slow spreading Gakkel Ridge. Eos, Transactions AGU-Supplement, 2001 Fall Meeting. Falkner, K.K., and H.N. Edmonds, A multiple tracer investigation of the freshwater balance of the Alaska Coastal Current and its variability, EPOC 2000 (Eastern Pacific Oceans Conference, Vancouver Island, September 2000). Moran, S.B., C. Shen, S.E. Weinstein, R.L. Edwards, H.N. Edmonds, and M.A. Charette, 2000. 230Th and 231Pa in the Equatorial and South Atlantic Ocean. Eos, Transactions AGU-Supplement, 81(48), F619. Book Review Edmond, J.M. and H.N. Edmonds (1992) Field Chemistry (a review of "Principles and Applications of Inorganic Geochemistry" by G. Faure). Science, 255, 218-219. SERVICE ACTIVITIES UNOLS Deep Submergence Science Committee (DESSC), 2002-2005 UNOLS Arctic Icebreaker Coordinating Committee (AICC), 2002-2005 MIT/WHOI Joint Program Alumni/Alumnae Committee, 2002-2006; Secretary 2002-2004 Proposal Review Panels US Environmental Protection Agency STAR Graduate Fellowships, 2000, 2001. West Coast and Polar Regions Undersea Research Center (NOAA/NURP), 1998. Publication reviews Deep-Sea Research I Geochimica et Cosmochimica Acta Continental Shelf Research Applied Radiation and Isotopes Marine Chemistry Earth and Planetary Science Letters Chemical Geology Reviews in Mineralogy and Geochemistry Proposal reviews NSF Chemical Oceanography NSF Office of Polar Programs NSF Biocomplexity Natural Environment Research Council (United Kingdom) Cooperative Institute for Coastal and Estuarine Environmental Technology/NOAA. South Carolina Sea Grant Petroleum Research Fund (American Chemical Society). The University of Texas at Austin, Department of Mathematics, outreach lecture on box models for the Saturday Morning Math Group, an extra-credit program for high-school students, April 28, 2001. The University of Texas at Austin, Department of Geological Sciences Outreach Lecture Series, delivered a public presentation (September 15, 2000) and prepared an educational CD-ROM entitled "Voyage to the Bottom of the Sea." JASON Project IX Teacher Workshops, Mystic Marinelife Aquarium, 1997. MIT/WHOI Joint Program Alumni/Alumnae Association, Alumni/Alumnae Committee member, 2000-2006. MIT EAPS Department, Graduate Student Advisory Committee, 1992-1996; Treasurer, 1994-1995. MIT/WHOI Joint Program, Chemical Oceanography Student Representative, 1993-1994. Yale Alumni Schools Committee for Eastern Massachusetts, 1991-1996; Rhode Island, 1996-1997.

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