• Das GEOMAR ist Mitglied der
  • Helmholtz Gemeinschaft

Dr. rer. nat. Toste Tanhua

Forschungsbereich 2: Marine Biogeochemie
FE Chemische Ozeanographie
Arbeitsgruppe: Transient Tracers

Raum: 20-173
Tel.: 0431 600 4219
Tel.: 0431 600 4112 (lab)
Fax: 0431 600 4202
email: ttanhua(at)geomar.de

GEOMAR | Helmholtz-Zentrum für Ozeanforschung Kiel
Düsternbrooker Weg 20
D-24105 Kiel

Persönliche Informationen

• Born: January 25, 1965
• Born in: Sweden
• Citizenship: Sweden
• Maritial status: married, 2 children


• 1992 Göteborg University, M.Sc. Analytical Chemistry
• 1997 Göteborg University, Ph.D Marine Chemistry, Dissertation title: Halogenated substances as marine tracers


• Transient tracers in the ocean
• Ocean ventilation and mixing
• Tracer Release Experiments to quantify mixing
• trace gas analysis technique development

Berufliche Laufbahn

01.09.2002 – Present IFM-GEOMAR, University Kiel, Germany, Postdoctoral Researcher

Feb. 2009 – present GEOMAR, Senior Scientist

Sept. 2002 – Jan 2009 IfM-GEOMAR, University Kiel, Germany, Postdoctoral researcher.

March 1999 – April 2002 SIO-UCSD, San Diego, CA, Postdoctoral researcher.

July 1997 – July 1998 Göteborg University, Sweden, Postdoctoral researcher.

Membership and Expert Activities

  • The International Ocean Carbon Coordination Project (IOCCP): SSG Member 2007 – present; as of 2010 co-­‐Chair; as of 2011 Chair
  • Global Ocean Ship-­‐based Hydrographic Investigations Panel (GO_SHIP): Member 2007 -­ present
  • CLIVAR Global Synthesis and Observation Panel (GSOP): Member 2007 -­ present
  • Carbon in the North Atlantic (CARINA) North Atlantic group: Chair 2007 -­ 2010
  • SFB-­754: Member 2008 – present; as of 2012 TP lead
  • CARBOCHANGE (EU FB7): Member SSC 2011 – present; WP lead 2011 – present; Chair Intellectual Property Rights Panel 2011 – present
  • SOLAS/IMBER Carbon Working Group 2: SSG member 2011 – present
  • Kiel Data Management Advisory Board: member as representative of SFB754, 2008 -­‐ present


seit 1992 Teilnahme an 27 Schiffsexpeditionen im Mittelmeer, dem schwarzen Meer, der Arktis, dem Atlantik und den Antarktischen Ozeanen.

ausgesuchte begutachtete Publikationen

Hier klicken für eine Liste aller Publikationen in OceanRep

  • Khatiwala, S., Tanhua, T., Mikaloff-Fletcher, S., Greber, M., Rios, A., Murata, A., Graven, H.D., Sabine, C., McKinley, G., Sarmiento, J.J., Doney, S.C., Gruber, N., 2012. Global Ocean Storage of anthropogenic carbon, Biogeosciences Discussions, 9, 8931- 8988, doi:10.5194/bgd-9-8931-2012.
  • Tanhua, T. and Keeling R.F. Changes in column inventories of carbon and oxygen in theAtlantic Ocean, 2012. Biogeosciences Discussions, 9, 8039–8073, doi:10.5194/bgd-9-8039-2012.
  • Schneider, A., Tanhua, T., Körtzinger, A., Wallace, D.W.R., 2012. An evaluation of tracer fields and anthropogenic carbon in the equatorial and the tropical North Atlantic, Deep-Sea Research, doi.org/10.1016/j.dsr.2012.05.007.
  • Banyte, D., Tanhua, T., Visbeck, M., Wallace, D.W.R, Karstensen, J., Krahmann, G., Schneider, A., Stramma, L., 2012. Diapycnal Diffusivity at the upper boundary of the North Atlantic oxygen minimum zone, Journal of Geophysical Research, doi:10.1029/2011JC007762.McGrath, T., Kivimae, C., Tanhua, T., Cave, R., McGovern, E., 2012. Inorganic carbon and pH levels in the Rockall Trough 1991 - 2010, Deep-Sea Research, doi.org/10.1016/j.dsr.2012.05.011.
  • Holtermann, P.L., Umlauf, L., Schmale, O., Rehder, G., Tanhua, T., Waniek, J., 2012. The Baltic Sea Tracer Release Experiment. Part I: Mixing rates, Journal of Geophysical Research, 117, C01021, doi:10.1029/2011JC007439.
  • Álvarez, M., Tanhua, T., Brix, H., Lo Monaco, C., Metzl, N., McDonagh, E., Bryden, H.L., 2011. Decadal biogeochemical changes in the western Indian Ocean associated with Subantarctic Mode Water, Journal of Geophysical Research, 116, C09016, doi:10.1029/2010JC006475.
  • Lee, K., Sabine, C.L., Tanhua, T., Kim, T-W., Feely, R.A., 2011. Roles of marginal seas in absorbing fossil fuel CO2. Energy and environmental science, 4, 1133, doi:10.1039/C0EE00663G,
  • Schneider, A., Tanhua, T., Körtzinger, A., Wallace, D.W.R., 2010. High anthropogenic carbon content in the eastern Mediterranean, Journal of Geophysical Research, C12050, doi:10.1029/2010JC006171.
  • Key, R. M., Tanhua, T., Olsen, A., Hoppema, M., Jutterström, S., Schirnick, C., van Heuven, S., Lin, X., Wallace, D. W. R., and Mintrop, L., 2010. The CARINA data synthesis project: introduction and overview, Earth System Science Data, 2, 105-121.
  • Tanhua, T., van Heuven, S., Key, R. M., Velo, A., Olsen, A., and Schirnick, C., 2010. Quality control procedures and methods of the CARINA database, Earth System Science Data, 2, 35-49.
  • Tanhua, T., Steinfeldt, R., Key, R. M., Brown, P., Gruber, N., Wanninkhof, R., Perez, F., Körtzinger, A., Velo, A., Schuster, U., van Heuven, S., Bullister, J. L., Stendardo, I., Hoppema, M., Olsen, A., Kozyr, A., Pierrot, D., Schirnick, C., and Wallace, D. W. R., 2010. Atlantic Ocean CARINA data: overview and salinity adjustments, Earth System Science Data, 2, 17-34.
  • Sabine, C.L., Tanhua, T., 2010. Estimation of Anthropogenic CO2 Inventories in the Ocean, Annual Reviews of Marine Science, 2, 269-92. doi:10.1146/annurev-marine- 120308-080947.
  • Tanhua, T., Brown, P., Key, R. M., 2009. CARINA: nutrient data in the Atlantic Ocean, Earth System Science Data, 1, 7-24.
  • Stramma, L., Visbeck, M., Brandt, P., Tanhua, T., Wallace, D.W.R., 2009. Deoxygenation in the oxygen minimum zone of the eastern tropical North Atlantic, Geophysical Research Letters, 36, L20607, doi:10.1029GL039593.
  • Freing, A., Wallace, D.W.R., Tanhua, T., Walter, S., Bange, H., 2009. North Atlantic Production of Nitrous Oxide in the context of Changing Atmospheric Levels. Global Biogeochemical Cycles, 23, GB4015, doi:10.1029/2009GB003472.
  • Alvaréz, M., C. Lo Monaco, T. Tanhua, A. Yool, A. Oschlies, J.L. Bullister, C. Goyet, F. Tourtair, E. McDonagh, H.L. Bryden, 2009. Estimating the storage of anthropogenic carbon in the subtropical Indian Ocean: A comparison of five different approaches, Biogeosciences, 6, 681-703.
  • Steinfeldt, R., Rhein, M., Bullister, J., Tanhua, T., 2009. Inventory changes of anthropogenic carbon in the Atlantic between 1997 and 2003. Global Biogeochemical Cycles, GB3010, doi:10.1029/2008GB003311.
  • Tanhua, T., Jones, E.P., Jeansson, E., Jutterström, S., Smethie, W.M.Jr., Wallace, D.W.R., Anderson, L.G., 2009. Ventilation of the Arctic Ocean: Mean ages and inventories of anthropogenic CO2 and CFC-11, Journal of Geophysical Research – Oceans, 114, C01002, doi:10.1029/2008JC004868.
  • Miller, B.R., Weiss, R.F., Salameh, P.K., Tanhua, T., Greally, B.R., Mühle, J., Simmonds, J.P., 2008. Medusa – a sample preconcentration and GC-MSD system for in situ Measurements of atmospheric trace halocarbons, hydrocarbons and sulfur compounds. Analytical Chemistry, 80(5), 1536-1545.
  • Tanhua, T., Waugh, D.W., Wallace, D.W.R., 2008. Use of SF6 to estimate anthropogenic CO2 in the upper ocean. Journal of Geophysical Research – Oceans, 113, C04037, doi:10.1029/2007JC004416.
  • Tanhua, T., Olsson, K.A., Jeansson, E., 2008. Tracer evidence of the origin and variability of Denmark Strait Overflow Water. In: Arctic-Subarctic Ocean Fluxes: Defining the role of the Nordic Seas in Climate, Eds. Bob Dickson, Jens Maincke and Peter Rhines, Springer Verlag, 475-503.
  • Tanhua, T., Körtzinger, A., Friis, K., Waugh, D.W., Wallace, D.W.R., 2007. An estimate of anthropogenic CO2 inventory from decadal changes in oceanic carbon content. PNAS, 104, 9, 3037-3042.
  • Tanhua, T., Biastoch, A., Körtzinger, A., Lüger, H., Böning, C., and Wallace, D.W.R., 2006. Changes of anthropogenic CO2 and CFCs in the North Atlantic between 1981 and 2004. Global Biogeochemical Cycles, GB4017, doi:10.1029/2006GB002695.
  • Tanhua, T. and Wallace, D.W.R., 2005. Consistency of TTO-NAS Inorganic Carbon Data with modern measurements. Geophysical Research Letters, 32, L14618, doi:10.1029/2005GL032348.
  • Tanhua, T., Bulsiewicz, K. and Rhein, M., 2005. Spreading of Overflow Water from the Greenland to the Labrador Sea. Geophysical Research Letters, 32,L10605, doi:10.1029/2002GL0227700.
  • Tanhua, T., Olsson, K.A, Jeansson, E., 2005. Formation of Denmark Strait Overflow Water and its hydro-chemical composition. Journal of Marine Systems, 57, 264-288, doi:10.1016/j.jmarsys.2005.05.003.
  • Tanhua, T., Olsson, K.A., 2005. Removal and bio-accumulation of anthropogenic halogenated transient tracers in an anoxic fjord. Marine Chemistry, 94/1-4, pp 27-41 doi:10.1016/j.marchem.2004.07.009
  • Olsson K.A., Jaensson, E., Tanhua, T., J-C. Cascard, 2005. The East Greenland Current studied with CFCs and released sulphur hexafluoride. Journal of Marine Systems, 55/1-2, 77-95, doi:10.1016/j.jmarsys.2004.07.019.
  • Tanhua, T., Olsson, K.A. and Fogelqvist, E. 2004. A First study of SF6 as a transient tracer in the Southern Ocean. Deep Sea Research II, 51(22-24), 2683-2699.
  • Fogelqvist, E., Blindheim, J., Tanhua, T., Buch, E., Österhus, S., 2003. Greenland- Scotland Overflow studied by hydro-chemical multivariate analysis. Deep Sea Research I, 50, 1, pp. 73-102.
  • Watson, A.J., Messias, M.-J., Fogelqvist, E., Van Scoy, K.A., Johannessen, T., Livier, K.I.C., Stevens, P., Rey, F., Tanhua, T., Olsson, A., Carse, F., Simonsen, K., Ledwell, J.R., Jansen, E., Cooper, D.J., Kruepke, J.A., Guilyardi, E., 1999. Mixing in the Greenland Sea gyre studied by tracer release. Nature, 401, 902-904.
  • Tanhua, T., Fogelqvist, E., Bastürk, Ö., 1996. Reduction of volatile halocarbons in anoxic seawater, results from a study in the Black Sea. Marine Chemistry, 54, 159-170.
  • Fogelqvist, E., Tanhua, T., Salihoglu, I., Bastürk, Ö. 1996. The distribution of some man-made and naturally produced halocarbons in a double layer flow strait system. Cont. Shelf Res., 16(9), 1185-1199.
  • Fogelqvist, E. and Tanhua, T., 1995. Iodinated C1-C4 hydrocarbons released from ice algae in Antarctica. In: Naturally Produced Organohalogens (Eds. A. Grimvall and E.W.B. de Leer) Kluwer Academic Publishers, Dordrecht, The Nederlands, 295-305.
  • Krysell, M., Fogelqvist, E., Tanhua, T., 1994. Apparent Removal of the Transient Tracer Carbon Tetrachloride from Anoxic Seawater. Geophys. Res. Lett. 21(23), 2511-2514.
  • Gammelsrod, T., Foldvik, A., Nost, O.A., Skagseth, Ø., Anderson, L.G., Fogelqvist, E., Olsson, K., Tanhua, T., Jones, E.P., Østerhus, S., 1994. Distribution of Water Masses on the Continental Shelf in the Southern Weddell Sea. In: The Polar Oceans and Their Role in Shaping the Global Environment, Eds. R. Muench, and O.M. Johannesson, American Geophysical Union, Washington DC, USA. Geophysical Monograph 84, 159-176.