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College of Sciences


Department of Ocean, Earth and Atmospheric Sciences




Peter Sedwick

Peter Sedwick

Office Phone: (757)683-4936
E-mail: psedwick@odu.edu
Office Location: OCNPS 415
Student: Candace Wall, M.S.

Curriculum Vitae

Research Interests

 

Current Projects

  • sources, sinks and cycling of trace metals in the ocean

 

  • the role of trace metals in regulating marine primary production

 

  • atmospheric transport and deposition of trace metals to the ocean

Quantifying the Effects of Iron and Light on the Growth of Diatoms from the Ross Sea, Antarctica

A New Approach to Quantifying the Release of Bioactive Trace Elements from Coal Combustion Products to Natural Waters

US GEOTRACES North Atlantic Section: Dissolved Iron and Iron(II) and US GEOTRACES Pacific Section: Shipboard Al, Mn and Fe

Impact of Mesoscale Processes on Iron Supply and Phytoplankton Dynamics in the Ross Sea

Educational Background

 

Courses

1993

Postdoctoral: University of Kiel, Germany (Marine Geochemistry)

 

 

1991

Graduate: University of Hawaii, PhD (Oceanography)

 

 

1983

Undergraduate: University of Hawaii, BS (Chemistry)

 

OEAS 310, Global Earth Systems

 

OEAS 410, Chemical Oceanography

 

OEAS 610, Advanced Chemical Oceanography

 

OEAS 895, The Ocean's Role in Glacial-Interglacial Atmospheric CO2 Change

                                                      

Selected Publications

Sholkovitz, E. R., P. N. Sedwick, T. M. Church, A. R. Baker, and C. F. Powell (2012), Fractional solubility of aerosol iron: Synthesis of a global-scale data set, Geochimica et Cosmochimica Acta, 89, 173-189.
Shelley, R. U., P. N. Sedwick et al. (2012), Controls on dissolved cobalt in surface waters of the Sargasso Sea: Comparisons with iron and aluminum, Global Biogeochemical Cycles, 26, GB2020, doi:10.1029/2011GB004155.
Sedwick, P. N., C. M. Marsay, B. M. Sohst, A. M. Aguilar-Islas, M. C. Lohan, M. C. Long, K. R. Arrigo, R. B. Dunbar, M. A. Saito, W. O. Smith Jr, and G. R. DiTullio (2011), Early-season depletion of dissolved iron in the Ross Sea polynya: Implications for iron dynamics on the Antarctic continental shelf, Journal of Geophysical Research - Oceans, 116, C12019, doi:10.1029/2010JC00655.
Saito, M. A., T. J. Goepfert, A. E. Noble, E. M. Bertrand, P. N. Sedwick, and G. R. DiTullio (2010), A seasonal study of dissolved cobalt in the Ross Sea, Antarctica: micronutrient behavior, absence of scavenging, and relationships with Zn, Cd, and P, Biogeosciences 7, 4059-4082.
Twining, B. S., D. Nuñez-Milland, S. Vogt, R. S. Johnson, and P. N. Sedwick (2010), Variations in Synechococcus cell quotas of phosphorus, sulfur, manganese, iron, nickel, and zinc within mesoscale eddies in the Sargasso Sea, Limnology & Oceanography 55, 2010, 492-506.
Garcia, N. S., P. N. Sedwick, and G. R. DiTullio (2009) Influence of irradiance and iron on the growth of colonial Phaeocystis antarctica: implications for seasonal bloom dynamics in the Ross Sea, Antarctica, Aquatic Microbial Ecology 57, 203-220.
Chen, C., P. N. Sedwick, and M. Sharma (2009) Anthropogenic osmium in rain and snow reveals global-scale atmospheric contamination, Proceedings of the National Academy of Sciences, 106, 7724-7728.
Sholkovitz, E. R., P. N. Sedwick, and T. M. Church (2009) Influence of anthropogenic combustion emissions on the deposition of soluble aerosol iron to the ocean: Empirical estimates for island sites in the North Atlantic, Geochimica et Cosmochimica Acta 73, 3981-4003.
Sedwick, P. N., A. R. Bowie, and T. W. Trull (2008), Dissolved iron in the Australian sector of the Southern Ocean (CLIVAR-SR3 section): meridional and seasonal trends, Deep-Sea Research I, 55, 911-925.
Sedwick, P. N., E. R. Sholkovitz, and T. M. Church (2007), Impact of anthropogenic combustion emissions on the fractional solubility of aerosol iron: Evidence from the Sargasso Sea, Geochemistry, Geophysics, Geosystems, 8, Q10Q06, doi:10.1029/2007GC001586.