Dr. David Keller


Scientist at Research Unit Biogeochemical Modelling

Office:
Room: 20-211
Tel.: +49 431 600-4513
Fax: +49 431 600-4469
E-Mail: dkeller(at)geomar.de

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

Research Interests

  • Analytical and numerical modeling of aquatic ecosystems
  • Marine biogeochemistry
  • Food-web interactions
  • Estuarine phytoplankton and bio-physical interactions with turbidity maxima

Education and Employment

  • since 2010  Research fellow at IFM-GEOMAR, now GEOMAR | Helmholtz Centre for Ocean Research Kiel, Germany
  • 2010  PhD in Marine, Estuarine, and Environmental Science (specialization in biological oceanography), with PhD thesis "Following the Transfer and Flow of Carbon and Nitrogen to Determine the Role of Planktonic Food Webs Dynamics in Biogeochemical Cycles"
  • 2004 2010  Graduate Research Assistent at University of Maryland Center for Environmental Science, Horn Point Laboratory, Cambridge, MD
  • 2001  BSc. with a double major in Marine Biology and Biological Oceanography, Millersville University, Millersville, PA

Memberships

  • American Society of Limnology and Oceanography
  • American Geophysical Union

Publications

Number of items: 26.

Article in a Scientific Journal - peer-reviewed

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Kvale, K. F., Meissner, K. J. and Keller, D. P. (2015) Potential increasing dominance of heterotrophy in the global ocean Environmental Research Letters, 10 (7). 074009. DOI 10.1088/1748-9326/10/7/074009.

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Kvale, K. F., Meissner, K. J., Keller, D., Eby, M. and Schmittner, A. (2015) Explicit Planktic Calcifiers in the University of Victoria Earth System Climate Model, Version 2.9 Atmosphere-Ocean, 53 (3). pp. 332-350. DOI 10.1080/07055900.2015.1049112.

Keller, D., Lee, D. Y. and Hood, R. R. (2014) Turbidity Maximum Entrapment of Phytoplankton in the Chesapeake Bay Estuaries and Coasts, 37 . pp. 279-298. DOI 10.1007/s12237-013-9692-2.

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Keller, D., Feng, Y. and Oschlies, A. (2014) Potential climate engineering effectiveness and side effects during a high CO2-emissions scenario Nature Communications, 5 (3304). pp. 1-11. DOI 10.1038/ncomms4304.

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Keller, D., Oschlies, A. and Eby, M. (2012) A new marine ecosystem model for the University of Victoria Earth System Climate Model Geoscientific Model Development, 5 . pp. 1195-1220. DOI 10.5194/gmd-5-1195-2012.

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Lee, D. Y., Keller, D., Crump, B. C. and Hood, R. R. (2012) Community metabolism and energy transfer in the Chesapeake Bay estuarine turbidity maximum Marine Ecology Progress Series, 449 . pp. 65-82. DOI 10.3354/meps09543.

Conference presentation


Keller, D., Nickelsen, L., Floegel, S. and Sijp, W. (2015) UVic Model Marine Biogeochemistry Configurations at Kiel, Part II + a Cretaceous Configuration [Invited talk] In: University of Victoria Earth System Climate Model (UVIC ESCM) Developement Workshop, 04.-06.05.2015, University of Victoria .


Keller, D., Kriest, I., Koeve, W. and Oschlies, A. (2015) Southern Ocean Biological Impacts on Global Ocean Oxygen [Invited talk] In: Alfred Wegener Institute Helmholz Centre for Polar and Marine Research Invited seminar, 07.04.2015, Bremerhaven, Germany .


Keller, D., Reith, F., Feng, Y., Mengis, N. and Oschlies, A. (2015) An Earth System model evaluation of multiple climate engineering approaches [Invited talk] In: Invited seminar, University of Victoria, 06.05.2015, Victoria, Canada .


Keller, D., Reith, F., Feng, Y. and Oschlies, A. (2014) Modelling the marine impacts of proposed methods to prevent climate change or mitigate its effects [Talk] In: IMBER Open Science Conference FUTURE OCEAN, 23.-27.06.2014, Bergen, Norway .


Flögel, S., Keller, D., Sijp, W., Oschlies, A., Kuhnt, W. and Wallmann, K. (2014) Biogeochemical cycling during Cretaceous Oceanic Anoxic Events [Talk] In: Ocean Sciences Meeting 2014, 23.-28.02.2014, Honululu, Hawaii, USA .


Keller, D. (2014) Toolkit Against Climate Change: Mitigation, Adaptation, and Climate Engineering. Overview of Carbon Dioxide Reduction (CDR) and Solar Radiation Management (SRM) Methods [Talk] In: 5. Interdisciplinary Summer School on Climate Engineering, 28.07.-01.08.2014, Heidelberg, Germany .


Keller, D. and Scott, V. (2014) Introduction to Understanding Carbon-cycle and Climate Feedbacks of Carbon Dioxide Removal Methods [Talk] In: Climate Engineering Conference 2014, 18.-21.08.2014, Berlin, Germany .


Keller, D. (2013) The Role of Modelling in Climate Engineering Research [Invited talk] In: SPP 1689 PhD workshop, 22.-24.09.2013, Plön, Germany .


Keller, D., Feng, Y. and Oschlies, A. (2013) Climate engineering unlikely to prevent disruptive climate change if CO2 emissions remain high [Public Lecture] In: GEOMAR FB2 Seminar, 27.05.2013, Kiel, Germany .


Keller, D., Feng, Y. and Oschlies, A. (2013) SHOULD CLIMATE ENGINEERING BE CONSIDERED TO DEAL WITH CLIMATE CHANGE? AN EARTH SYSTEM MODEL EVALUATION OF MULTIPLE CLIMATE ENGINEERING APPROACHES [Talk] In: IMBER IMBIZO III, 28.-31.01. 2013, Goa, India .

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Keller, D. and Oschlies, A. (2011) Global Marine Biogeochemical Modeling and the Value of Mesocosm Data: It's Usefulness, Problems, and Potential [Invited talk] In: MESOAQUA PhD Course/Workshop, 29.08.-02.09.2011, IFM-GEOMAR, Kiel, Germany .


Keller, D. and Hood, R. (2010) A Steady-State Comparative Simulation of Dissolved Organic Matter Cycling in Idealized Oceanic, Coastal, and Estuarine Surface Waters: The Role of the Planktonic Community Structure and Nutrient Loading [Talk] In: IMBER IMBIZO ll “Integrating biogeochemistry and ecosystems in a changing ocean: Regional comparisons”, 10.-14.10 2010, Crete, Greece .

Conference poster


Feng, Y., Keller, D., Koeve, W. and Oschlies, A. (2014) Ocean alkalinization - an application for coral reef conservation [Poster] In: Ocean Sciences Meeting 2014, 23.-28.02.2014, Honululu, Hawaii, USA .


Keller, D. and Oschlies, A. (2014) Investigating the role that the Southern Ocean biological pump plays in determining global ocean oxygen concentrations and deoxygenation [Poster] In: Ocean Sciences Meeting 2014, 23.-28.02.2014, Honululu, Hawaii, USA .

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Keller, D. and Oschlies, A. (2013) Investigating the role that the Southern Ocean biological pump plays in determining global ocean oxygen concentrations and deoxygenation [Poster] In: EUR-OCEANS Hot Topics Conference, 6.-8.11.2013, Gran Canaria, Spain .


Keller, D., Feng, Y. and Oschlies, A. (2013) SHOULD CLIMATE ENGINEERING BE CONSIDERED TO DEAL WITH CLIMATE CHANGE? AN EARTH SYSTEM MODEL EVALUATION OF MULTIPLE CLIMATE ENGINEERING APPROACHES [Poster] In: IMBER IMBIZO III, 28.-31.01.2013, Goa, India .


Keller, D. and Oschlies, A. (2012) Investigating the Net Impact of Ecosystem Seasonality on Biogeochemistry in Climate Change Simulations [Poster] In: ASLO Ocean Sciences Meeting 2012, 20.-24.02.2012, Salt Lake City, USA .

This list was generated on Tue Aug 4 19:53:03 2015 CEST.