Dr. rer. nat. Heiner Dietze


Scientist at Research Unit Biogeochemical Modelling

Office:
Room 04
"Seeburg", Düsternbrooker Weg 2
Tel.: +49 431 600-4039
Fax: +49 431 600-4469
E-Mail: hdietze(at)geomar.de

Address:
GEOMAR Helmholtz Centre for Ocean Research Kiel
Düsternbrooker Weg 20
24105 Kiel
Germany

Research Interests

  • Advective and diffusive processes and their implementations in numerical models
  • Understanding the marine nutrient and carbon cycles
  • Disentangling deficiencies in the physical and the biogeochemical modules of coupled ecosystem-circulation models

Current activities

and archives are presented on www.baltic-ocean.org. High-resolution modelling activities within SFB754 B9 are accessible here (intern access only).

Education and Employment

  • since 2010  PostDoc at IFM-GEOMAR, now GEOMAR | Helmholtz Centre for Ocean Research Kiel, Germany
  • 2010  PostDoc at SMHI, Norrkoeping, Sweden
  • 2007 2009  PostDoc at IFM-GEOMAR, Kiel, Germany
  • 2005 2007  PostDoc at CSIRO, Hobart, Australia
  • 2004 2005  Research Scientist, IFM-GEOMAR, Kiel, Germany
  • 2004  PhD student, Theoretical Oceanography, IfM Kiel, Christian-Albrechts-University of Kiel, with PhD thesis "A quantitative analysis of the biological pump in the oligotrophic subtropical North Atlantic"
  • 2001  Diploma in Physical Oceanography

Publications

Number of items: 77.

Articles in a Scientific Journal - peer-reviewed

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Hordoir, R., Axell, L., Höglund, A., Dieterich, C. , Fransner, F., Gröger, M. , Liu, Y., Pemberton, P., Schimanke, S. , Andersson, H., Ljungemyr, P., Nygren, P., Falahat, S., Nord, A., Jönsson, A., Lake, I., Döös, K. , Hieronymus, M., Dietze, H. , Löptien, U. , Kuznetsov, I., Westerlund, A. , Tuomi, L. and Haapala, J. (2019) Nemo-Nordic 1.0: a NEMO-based ocean model for the Baltic and North seas – research and operational applications. Open Access Geoscientific Model Development, 12 (1). pp. 363-386. DOI 10.5194/gmd-12-363-2019.

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Kvale, K. F. , Khatiwala, S., Dietze, H. , Kriest, I. and Oschlies, A. (2017) Evaluation of the Transport Matrix Method for simulation of ocean biogeochemical tracers. Open Access Geoscientific Model Development, 10 . pp. 2425-2445. DOI 10.5194/gmd-10-2425-2017.

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Jose, Y. S. , Dietze, H. and Oschlies, A. (2017) Linking diverse nutrient patterns to different water masses within anticyclonic eddies in the upwelling system off Peru. Open Access Biogeosciences (BG), 14 (6). pp. 1349-1364. DOI 10.5194/bg-14-1349-2017.

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Landolfi, A. , Dietze, H. and Volpe, G. (2016) Longitudinal variability of organic nutrients in the North Atlantic subtropical gyre. Deep-Sea Research Part I-Oceanographic Research Papers, 111 . pp. 50-60. DOI 10.1016/j.dsr.2015.11.009.

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Getzlaff, J., Dietze, H. and Oschlies, A. (2016) Simulated effects of southern hemispheric wind changes on the Pacific oxygen minimum zone. Open Access Geophysical Research Letters, 43 (2). pp. 728-734. DOI 10.1002/2015GL066841.

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Hordoir, R., Axell, L., Löptien, U. , Dietze, H. and Kuznetsov, I. (2015) Influence of sea level rise on the dynamics of salt inflows in the Baltic Sea. Open Access Journal of Geophysical Research: Oceans, 120 (10). pp. 6653-6668. DOI 10.1002/2014JC010642.

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Landolfi, A. , Koeve, W. , Dietze, H. , Kähler, P. and Oschlies, A. (2015) A new perspective on environmental controls of marine nitrogen fixation. Open Access Geophysical Research Letters, 42 (11). pp. 4482-4489. DOI 10.1002/2015GL063756.

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Fietzke, J. , Ragazzola, F., Halfar, J., Dietze, H. , Foster, L. C., Hansteen, T. H. , Eisenhauer, A. and Steneck, R. S. (2015) Century-scale trends and seasonality in pH and temperature for shallow zones of the Bering Sea. Open Access Proceedings of the National Academy of Sciences of the United States of America (PNAS), 112 (10). pp. 2960-2965. DOI 10.1073/pnas.1419216112.

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Dietze, H. , Löptien, U. and Getzlaff, K. (2014) MOMBA 1.1 - a high-resolution Baltic Sea configuration of GFDL's modular ocean model. Open Access Geoscientific Model Development, 7 . pp. 1713-1731. DOI 10.5194/gmd-7-1713-2014.

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Pahlow, M., Dietze, H. and Oschlies, A. (2013) Optimality-based model of phytoplankton growth and diazotrophy. Open Access Marine Ecology Progress Series, 489 . pp. 1-16. DOI 10.3354/meps10449.

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Dietze, H. and Löptien, U. (2013) Revisiting "nutrient trapping" in global coupled biogeochemical ocean circulation models. Open Access Global Biogeochemical Cycles, 27 (2). pp. 265-284. DOI 10.1002/gbc.20029.

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Landolfi, A. , Dietze, H. , Koeve, W. and Oschlies, A. (2013) Overlooked runaway feedback in the marine nitrogen cycle: the vicious cycle. Open Access Biogeosciences (BG), 10 . pp. 1351-1363. DOI 10.5194/bg-10-1351-2013.

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Hordoir, R., Dieterich, C., Basu, C., Dietze, H. and Meier, H. E. M. (2013) Freshwater outflow of the Baltic Sea and transport in the Norwegian current: A statistical correlation analysis based on a numerical experiment. Continental Shelf Research, 64 . pp. 1-9. DOI 10.1016/j.csr.2013.05.006.

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Dietze, H. and Kriest, I. (2012) Cs-137 off Fukushima Dai-ichi, Japan - model based estimates of dilution and fate. Open Access Ocean Science, 8 (3). pp. 319-332. DOI 10.5194/os-8-319-2012.

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Olgun, N., Duggen, S., Croot, P. L., Delmelle, P., Dietze, H. , Schacht, U., Oskarsson, N., Siebe, C., Auer, A. and Garbe-Schönberg, D. (2011) Surface ocean iron fertilization: the role of subduction zone and hotspot volcanic ash and fluxes into the Pacific Ocean. Open Access Global Biogeochemical Cycles, 25 . GB4001. DOI 10.1029/2009GB003761.

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Kähler, P., Oschlies, A., Dietze, H. and Koeve, W. (2010) Oxygen, carbon, and nutrients in the oligotrophic eastern subtropical North Atlantic. Open Access Biogeosciences (BG), 7 (3). pp. 1143-1156. DOI 10.5194/bg-7-1143-2010.

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Duggen, S., Olgun, N., Croot, P., Hoffmann, L. J., Dietze, H. , Delmelle, P. and Teschner, C. (2010) The role of airborne volcanic ash for the surface ocean biogeochemical iron-cycle: a review. Open Access Biogeosciences (BG), 7 (3). pp. 827-844. DOI 10.5194/bg-7-827-2010.

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Liu, N., Eden, C., Dietze, H. , Wu, D. and Lin, X. (2010) Model-based estimate of the heat budget in the East China Sea. Open Access Journal of Geophysical Research: Oceans, 115 (C8). C08026. DOI 10.1029/2009JC005869.

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Zamora, L., Landolfi, A. , Oschlies, A., Hansell, D., Dietze, H. and Dentener, F. (2010) Atmospheric deposition of nutrients and excess N formation in the North Atlantic. Open Access Biogeosciences (BG), 7 . pp. 777-793. DOI 10.5194/bg-7-777-2010.

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Dietze, H. , Matear, R. and Moore, T. (2009) Nutrient supply to anticyclonic meso-scale eddies off western Australia estimated with artificial tracers released in a circulation model. Deep Sea Research Part I: Oceanographic Research Papers, 56 (9). pp. 1440-1448. DOI 10.1016/j.dsr.2009.04.012.

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Eden, C. and Dietze, H. (2009) Effects of mesoscale eddy/wind interactions on biological new production and eddy kinetic energy. Open Access Journal of Geophysical Research: Oceans, 114 . C05023. DOI 10.1029/2008JC005129.

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Löptien, U. , Eden, C., Timmermann, A. and Dietze, H. (2009) Effects of biologically induced differential heating in an eddy-permitting coupled ocean-ecosystem model. Open Access Journal of Geophysical Research: Oceans, 114 (C6). DOI 10.1029/2008JC004936.

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Oschlies, A., Dietze, H. and Kähler, P. (2003) Salt-finger induced enhancement of upper-ocean nutrient supply. Open Access Geophysical Research Letters, 30 (23). p. 2204. DOI 10.1029/2003GL018552.

Articles in a Scientific Journal - without review

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Dietze, H. , Löptien, U. and Getzlaff, J. (2019) MOMSO 1.0 - a near-global, coupled biogeochemical ocean-circulation model configuration with realistic eddy kinetic energy in the Southern Ocean. Open Access Geoscientific Model Development Discussions . pp. 1-38. DOI 10.5194/gmd-2018-297.

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Duggen, S., Croot, P., Dietze, H. , Hoffmann, L., Olgun, N. and Schacht, U. (2008) Fertilising the surface ocean – the role of volcanoes. Open Access IFM-GEOMAR [Annual] Report, 2007 . pp. 25-27.

Presentations


Dietze, H. (2019) Eddies, Winds, and Carbon in coupled ocean-circulation biogeochemical models: From the Baltic Sea to the Southern Ocean. [Invited talk] In: Commonwealth and Industrial Research / Institute for Marine and Antarctic Studies (CSIRO/IMAS). , 22.02.2019, Hobart, Australia .


Dietze, H. and Löptien, U. (2018) Spatial model resolution and projections of pelagic biogeochemistry into a warming future: the higher the better?. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 24.09.2018, Norrköping, Sweden .


Löptien, U. and Dietze, H. (2018) Spatial resolution and projections of pelagic biogeochemistry into a warming future: the higher the better?. [Invited talk] In: Helmholtz-Zentrum Geesthacht (HZG). , 15.08.2018, Geesthacht, Germany .


Dietze, H. and Löptien, U. (2017) Preliminary results from a suite of simulations off Mauretania: On resolution, diabatic transports and oxygen. [Invited talk] In: Submesoscale Miniworkshop. , 19.10.2017, GEOMAR, Kiel, Germany .


Dietze, H. , Löptien, U. , Getzlaff, J. and Getzlaff, K. (2017) Eddies and biogeochemistry: from the Southern Ocean to the Baltic Sea. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 12.01.2017, Norrköping, Sweden .


Kriest, I. , Dietze, H. , Löptien, U. and Schartau, M. (2017) Calibration and parameter identification of global marine biogeochemistry models. [Talk] In: PalMod Annual Retreat. , 22.02.2017, Lübeck, Germany .


Löptien, U. , Dietze, H. and Getzlaff, K. (2017) The effects of spurious mixing in the high resolution Baltic Sea model setup MOMBA. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 10.01.2017, Norrköping, Sweden .


Löptien, U. , Dietze, H. , Getzlaff, J. and Prowe, A. E. F. (2016) Towards optimizing coupled 3-dimensional ocean circulation biogeochemical models: promises and pitfalls. [Invited talk] In: Swedish Meteorological and Hydrological Institute (SMHI). , 17.02.2016, Norrköping, Sweden .


Dietze, H. and Löptien, U. (2015) Eddies & Carbon in the Southern Ocean. [Talk] In: CARBOCHANGE Final Project Meeting 2015. , 19.-22.01.2015, Bergen, Norway .


Dietze, H. and Löptien, U. (2015) Simulating eddy-wind interaction with MOMBA. [Talk] In: 10. Baltic Sea Science Congress. , 15.-19.06.2015, Riga, Latvia .


Löptien, U. and Dietze, H. (2015) Parameters estimation in marine ecosystem models: limitations of typical standing stock observations. [Talk] In: EGU General Assembly 2015. , 12.–17.04.2015 , Vienna, Austria .


Oschlies, A., Landolfi, A. , Kriest, I. , Somes, C. J. , Dietze, H. and Koeve, W. (2015) A modeler's perspective on environmental controls of N2 fixation. [Talk] In: ASLO Aquatic Sciences Meeting 2015. , 22.-27.02.2015, Granada, Spain .


Landolfi, A. , Koeve, W. , Dietze, H. and Oschlies, A. (2014) Expanding the ecological niche of marine N2-fixers. [Talk] In: IMBER Open Science Conference Future Oceans - Research for marine sustainability. , 23.-27.06.2014, Bergen, Norway .


Dietze, H. , Getzlaff, J. and Löptien, U. (2013) Revisiting "Nutrient Trapping" in global coupled biogeochemical Ocean Circulation Models: Cause and remedy. [Talk] In: EGU General Assembly 2013. , 07.-12.04.2013, Vienna, Austria .


Landolfi, A. , Dietze, H. , Koeve, W. and Oschlies, A. (2013) Iron limitation and DOM prevent oceanic N loss. [Talk] In: ASLO Aquatic Science Meeting. , 17.-22.02.2013, New Orleans, USA .


Löptien, U. and Dietze, H. (2013) Constraining parameters in state-of-the-art marine pelagic ecosystem models. Is it actually feasible?. [Talk] In: Baltic Sea Science Congress 2013. , 26.-30-08.2013, Klaipeda, Lithuania .


Landolfi, A. , Dietze, H. , Koeve, W. and Oschlies, A. (2012) Losing marine nitrogen: the vicious cycle. [Talk] In: AGU Fall Meeting 2012. , 03.-07.12.2012, San Francisco, USA .


Koeve, W. and Dietze, H. (2011) Evaluating coupled ecosystem ocean circulation models: can we trust the concept of preformed nutrients? . [Talk] In: EGU General Assembly 2011. , 03.-08.04.2011, Vienna, Austria .


Koeve, W. , Oschlies, A., Kriest, I. , Duteil, O. and Dietze, H. (2011) Evaluating and optimising paramerisations of pelagic calcium carbonate production in global biogeochemical ocean models. [Talk] In: BIOACID Annual Meeting 2011. , 26.-30.09.2011, Bremen, Germany .


Dietze, H. , Nickelsen, L., Oschlies, A. and Matear, R. (2009) Surface mixed layer depth and light limitation. Can Sverdrup help to constrain ecosystem models?. [Talk] In: ASLO Aquatic Sciences Meeting. , 25.-30.01, Nice, France .


Duggen, S., Olgun, N., Croot, P., Dietze, H. , Schacht, U., Oskarsson, N., Siebe, C. and Auer, A. (2008) The significance on volcanic ash for the surface ocean iron budget and phytoplankton growth. [Talk] In: International Association of Volcanology and Chemistry of the Earths Interior (IAVCEI) Meeting. , 17.08.-22.08, Reykjavik, Iceland .


Duggen, S., Olgun, N., Croot, P., Hoffmann, L., Schacht, U. and Dietze, H. (2008) The role of volcanic ash for surface ocean iron fertilisation. [Talk] In: EUR-OCEANS Workshop "Iron Biogeochemistry Across Marine Systems At Changing Times". , 14.05.-16.05, Gothenburg .


Landolfi, A. , Dietze, H. and Oschlies, A. (2008) The More you Fix the More you Loose. [Talk] In: AGU Ocean ScienceMeeting. , 06.03, Orlando, FL, USA .


Zamora, L., Oschlies, A., Hansell, D., Landolfi, A. , Dietze, H. and Dentener, F. (2008) Atmospheric contribution to excess nitrate development in the subtropical North Atlantic: Atmospheric viewpoint. [Talk] In: AGU Fall Meeting 2008. , 15.-19.12.2008, San Francisco, USA .

Conference posters

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Dietze, H. and Löptien, U. (2015) MOMSO - simulating eddying biogeochemistry in the Southern Ocean. [Poster] In: CARBOCHANGE Final Project Meeting 2015. , 19.-22.01.2015, Bergen, Norway .


Landolfi, A. , Koeve, W. , Dietze, H. , Kähler, P. and Oschlies, A. (2015) Expanding the niche of marine N2 fixers. [Poster] In: ASLO Aquatic Sciences Meeting 2015. , 22.-27.02.2015, Granada, Spain .


Landolfi, A. , Koeve, W. , Dietze, H. and Oschlies, A. (2014) A short circuit for oceanic N loss. [Poster] In: SOPRAN Annual Meeting 2014. , 25.-26.03.2014, Bremen, Germany .


Dietze, H. , Getzlaff, K. and Löptien, U. (2013) MOMBA 1.1 - A high-resolution Baltic Sea configuration of GFDL's MOM4p1d coupled ocean circulation ice model. [Poster] In: Baltic Sea Science Congress 2013. , 26.-30-08.2013, Klaipeda, Lithuania .


Dietze, H. and Löptien, U. (2012) Revisiting "Nutrient Trapping" in global coupled biogeochemical Ocean Circulation Models. [Poster] In: AGU Fall Meeting 2012. , 03.-07.12.2012, San Francisco, USA .


Koeve, W. , Duteil, O. , Dietze, H. , Kriest, I. and Oschlies, A. (2012) Applying the TA* method for the evaluation of the CaCO3-cycle in ocean models. [Poster] In: Ocean Sciences Meeting 2012. , 20.-24.02.2012, Salt Lake City, USA .


Landolfi, A. , Koeve, W. , Dietze, H. and Oschlies, A. (2012) The TP* Conveyor. [Poster] In: Ocean Sciences Meeting 2012 . , 20.-24.02.2012, Salt Lake City, USA .


Koeve, W. , Dietze, H. , Duteil, O. and Oschlies, A. (2011) Evaluating coupled ecosystem ocean circulation models: can we trust the concept of preformed nutrients?. [Poster] In: EUR-OCEANS Conference - Ocean deoxygenation and implications for marine biogeochemical cycles and ecosystems. , 24.-26.10.2011, Toulouse, France .


Landolfi, A. , Dietze, H. and Oschlies, A. (2011) Trade-Offs in modeled phosphorus acquisition strategies and the marine N2 fixation paradox. [Poster] In: ASLO Aquatic Sciences Meeting. , 13.-18.02.2011, San Juan, Puerto Rico, USA .


Landolfi, A. , Dietze, H. , Koeve, W. and Oschlies, A. (2011) Implications of dexygenation on the marine N inventory. [Poster] In: EUR-OCEANS Conference - Ocean deoxygenation and implications for marine biogeochemical cycles and ecosystems. , 24.-26.10.2011, Toulouse, France .

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Olgun, N., Duggen, S., Croot, P. and Dietze, H. (2009) Surface ocean iron fertilization: the role of airborne volcanic ash and iron-flux into the Pacific Ocean. [Poster] In: EGU General Assembly. , 19.04.-24.04, Vienna, Austria .

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Teschner, C., Olgun, N., Duggen, S., Croot, P. and Dietze, H. (2009) Pumice from volcanoes: its possible role für the iron and silica budget of the surface ocean and diatom growth. [Poster] In: EGU General Assembly. , 19.04.-24.04, Vienna, Austria .


Zamora, L., Landolfi, A. , Oschlies, A., Hansell, D., Dietze, H. and Dentener, F. (2009) Atmospheric contribution to excess nitrate development in the subtropical North Atlantic. [Poster] In: Unknown Knowns & Known Unknowns: Chemical Oceanography in a Changing World, Skidaway Institute for Oceanography. , 22.-24.02.2009, Savannah, GA, USA .


Dietze, H. and Oschlies, A. (2008) Does Iron Control the Oxygen Minimum Zone in the Eastern Equatorial Pacific?. [Poster] In: AGU Ocean Science Meeting. , 05.03.2008, Orlando, FL, USA .


Olgun, N., Duggen, S., Croot, P., Dietze, H. , Schacht, U., Óskarsson, N., Siebe, C. and Auer, A. (2007) Volcanic ash as an iron-fertilizer in ocean surface water. [Poster] In: AGU Fall Meeting 2007. , 10.-14.12, San Francisco, USA .

Theses - not published by a publisher

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Dietze, H. (2004) A quantitative analysis of the biological pump in the oligotrophic subtropical North Atlantic.. (Doctoral thesis/PhD), Christian-Albrechts-Universität, Kiel, Germany, 71 pp.

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Dietze, H. (2000) Drei eindimensionale Deckschichtmodelle im systematischen Vergleich. Open Access (Diploma thesis), Christian-Albrechts-Universität Kiel, Kiel, Germany, 77 pp.

Reports - other reports

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Bailly du Bois, P., Bocquet, M., Boust, D., Brovchenko, I., Choe, A., Christoudias, T., Didier, D., Dietze, H. , Garreau, P., Higashi, H., Jung, K. T., Kida, S., Le Sager, P., Lelieveld, J., Maderich, V. S., Miyazawa, Y., Park, S. U., Quelo, D., Saito, K., Shimbori, T., Uchiyama, Y., van Velthoven, P., Winiarek, V. and Yoshida, S. (2014) A review of the model comparison of transportation and deposition of radioactive materials released to the environment as a result of the Tokyo Electric Power Company's Fukushima Daiichi Nuclear Power Plant accident. . Report of the Science Council of Japan, Sectional Committee on Nuclear Accident . Science Council of Japan, Sectional Committee on Nuclear Accident, 103 pp.

This list was generated on Sun May 19 21:44:47 2019 CEST.