Picture of Dr. Stephan Dietrich

Dr. Stephan Dietrich

Scientific officer at the
International Centre for Water Resources and Global Change (UNESCO)

Federal Institute of Hydrology
P.O. Box 200253
56002 Koblenz, Germany

Phone: +49 (0) 261 1306 5059


  • Analysis of hydrological variability across time and space focusing on internal climate variability and climate change
  • Fluvial sediment transport

Scope of duties

  • Coordination of the Global Terrestrial Network – Hydrology (GTN-H)
  • Regional Coordinator EURO-FRIEND of the UNESCO-IHP Flagship Initiative FRIEND-Water (Flow Regimes from International Experimental and Network Data)
  • Development of hydrological data products

Other responsibilities

  • Convener at the EGU since 2015
    • Flood and weather extremes of the past
    • Measuring and numerical modelling of hydro-morphological processes in open-water environments

Short CV

Research experience

  • Since 2017/09: Scientific officer at the International Centre for Water Resources and Global Change, Koblenz
  • 12/2012 – 08/2017: Scientist at the Federal Institute of Hydrology, Koblenz. Topics: Data analysis and numerical modelling of hydro-morphological processes and sediment transport in estuaries and rivers
  • 04/2011 – 12/2012: Postdoc at the Alfred-Wegener-Institute, Helmholtz Centre for Polar and Marine Sciences, Bremerhaven. Topics: Paleoclimate dynamics and modelling of hydrometeorological changes on continents
  • 01/2007 – 03/2011: Researcher at the Johannes Gutenberg-University, Mainz. Topics: Palaeo climate reconstructions, using high-resolution proxy data and model-data-comparisons

Teaching Experience

  • 2013 – 2015: “Climate Data” M.Sc. lecture for geoscientists
  • 2009 – 2011: “Geoscientific working methods”, B.Sc. lecture for geoscientists
  • 2007 – 2011: different tutorials and lessons in the field of sedimentology and paleolimnology


  • 2007 – 2011: PhD candidate at the Johannes Gutenberg-University, Mainz. Topic “Palaeo wind system reconstruction of the last glacial over Europe, using high-resolution proxy data and model-data-comparison.”
  • 1999 – 2006: Diploma Studies in Geosciences (Dipl.-Geol.) at the Universities of Bonn and Mainz. Diploma thesis: “Spektroskopische Untersuchungen und Partikelanalyse an eemzeitlichen Ozeansedimenten, Anwendung auf den Bohrkern SO-147/106KL (peruanischer Schelf)”

Selected Publications

  • Dorigo, W. et al.: The International Soil Moisture Network: serving Earth system science for over a decade, Hydrol. Earth Syst. Sci., 25, 5749-5804, https://doi.org/10.5194/hess-25-5749-2021, 2021.
  • The UNESCO FRIEND-Water program: accelerates, shares and transfers knowledge and innovation in hydrology across the world in the frame of the Intergovernmental Hydrological Programme (IHP) G Mahé, G Abdo, E Amoussou, T Brou, S Dietrich, A El Tayeb, et al., Proceedings of the International Association of Hydrological Sciences 384, 5-18, https://doi.org/10.5194/piahs-384-5-2021, 2021.
  • Preface: Hydrology of Large River Basins in Africa E Amoussou, G Mahe, O Amrouni, A Bodian, C Cudennec, S Dietrich, et al., Proceedings of the International Association of Hydrological Sciences 384, 1-4, https://doi.org/10.5194/piahs-384-1-2021, 2021.
  • Haun, Stefan; Dietrich, Stephan. Advanced methods to investigate hydro-morphological processes in open-water environments. Earth Surf. Process. Landforms. 2021; 1– 11. https://onlinelibrary.wiley.com/doi/10.1002/esp.5131
  • Dorigo, Wouter; Dietrich, Stephan; et al. Closing the water cycle from observations across scales: Where do we stand? Bulletins of the Americans Meteorological Society. 2021. https://doi.org/10.1175/BAMS-D-19-0316.1
  • Wassenburg, Jasper A; Dietrich, Stephan; Fietzke, Jan; Fohlmeister, Jens; Jochum, Klaus Peter; Scholz, Denis; Richter, Detlev K; Sabaoui, Abdellah; Spötl, Christoph; Lohmann, Gerrit; “Reorganization of the North Atlantic Oscillation during early Holocene deglaciation”, Nature Geoscience, 9, 8, 602-605, 2016
  • Sirocko, F; Knapp, H; Dreher, F; Förster, MW; Albert, J; Brunck, H; Veres, D; Dietrich, S; Zech, M; Hambach, U, “The ELSA-Vegetation-Stack: Reconstruction of Landscape Evolution Zones (LEZ) from laminated Eifel maar sediments of the last 60,000 years”, Global and Planetary Change, 142, 108-135, 2016, Elsevier
  • Gronenborn, Detlef; Strien, Hans-Christoph; Dietrich, Stephan; Sirocko, Frank; ,‘Adaptive cycles’ and climate fluctuations: a case study from Linear Pottery Culture in western Central Europe, Journal of Archaeological Science, 51 ,73-83, 2014, Academic Press
  • Dietrich, Stephan; Werner, Martin; Spangehl, Thomas; Lohmann, Gerrit; “Influence of orbital forcing and solar activity on water isotopes in precipitation during the mid-and late Holocene”, Climate of the Past, 9, 13-26, 2013, Copernicus Publications
  • Sirocko, Frank; Dietrich, Stephan; Veres, Daniel; Grootes, Pieter M; Schaber-Mohr, Katja; Seelos, Klemens; Nadeau, Marie-Josée; Kromer, Bernd; Rothacker, Leo; Roehner, Marieke, “Multi-proxy dating of Holocene maar lakes and Pleistocene dry maar sediments in the Eifel, Germany”, Quaternary Science Reviews, 62, 56-76, 2013, Pergamon
  • Dietrich, Stephan; Sirocko, Frank, “The potential of dust detection by means of µXRF scanning in Eifel maar lake sediments”, E&G–Quaternary Science Journal, 60, 1, 2011, Geozon Science Media
  • Dietrich, Stephan, “Palaeo wind system reconstruction of the last glacial period over Europe, using high resolution proxy data and model-data-comparison”, Dissertation, 2011, Johannes Gutenberg Universität Mainz
  • Lenaz, Davide; Marciano, Roberta; Veres, Daniel; Dietrich, Stephan; Sirocko, Frank, “Mineralogy of the Dehner and Jungferweiher maar tephras (Eifel, Germany)”, Neues Jahrbuch für Geologie und Paläontologie-Abhandlungen, 257, 1, 55-67, 2010,E. Schweizerbart’sche Verlagsbuchhandlung
  • Dietrich, Stephan; Seelos, K, “The reconstruction of easterly wind directions for the Eifel region (Central Europe) during the period 40.3–12.9 ka BP”, Climate of the Past, 6, 2, 145-154, 2010, Copernicus GmbH
  • Pfahl, Stephan; Sirocko, Frank; Seelos, Klemens; Dietrich, Stephan; Walter, Andreas; Wernli, Heini, “A new windstorm proxy from lake sediments: a comparison of geological and meteorological data from western Germany for the period 1965–2001”, Journal of Geophysical Research: Atmospheres, 114, D18, 2009
  • Seelos, Klemens; Sirocko, Frank; Dietrich, Stephan, “A continuous high-resolution dust record for the reconstruction of wind systems in central Europe (Eifel, Western Germany) over the past 133 ka”, Geophysical Research Letters, 36, 20, 2009
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