Marcus Koehler

Research Department, Integrated Forecast Systems Section, System Design Group

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I joined ECMWF as a Scientist in the Research Department. I work on the OpenIFS Project in the System Design Team in the Integrated Forecast Systems (IFS) Section. My role includes the further development of the OpenIFS model and collaboration with scientists within ECMWF and with model users at other institutions. 

Professional interests: 
  • Atmospheric chemistry and transport processes
  • Chemistry-climate interactions
  • Changes in the tropospheric oxidizing capacity
  • Upper troposphere and lower stratosphere processes
  • Climate impacts of the aviation transport sector
Career background: 


Ph.D. in Atmospheric Chemistry Modelling  (2004)
Centre for Atmospheric Science, Department of Chemistry, University of Cambridge, United Kingdom

Diplom (equivalent to M.Sc.) in Meteorology  (1999)
Institut für Meteorologie und Klimaforschung, Universität Karlsruhe (now Karlsruhe Institute for Technology), Germany

Visiting Student (1996)
Department of Geography, University of the Witwatersrand, Johannesburg, South Africa

Professional experience:

  • Scientist, ECMWF, Reading, UK   (since 2018)
  • Senior Research Associate, University of East Anglia, Norwich, UK   (2017-2018)
       Centre for Ocean and Atmospheric Sciences, School of Environmental Sciences
  • Research Associate, University of Cambridge, UK   (2015-2017)
       Centre for Atmospheric Science, Department of Chemistry
  • Visiting Researcher, British Antarctic Survey, Cambridge, UK   (2015)
  • Research Fellow, University of Birmingham, UK   (2013-2015)
       School of Geography, Earth and Environmental Sciences
  • Lecturer in Climate-Environment Interactions, King's College London, UK   (2008-2013)
       Department of Geography
  • Research Associate, University of Cambridge, UK   (2003-2008)
       Institute for Aviation and the Environment, Department of Chemistry
External recognitions: 

Fellow of the Royal Meteorological Society (RMetS)
Fellow of the Higher Education Academy (HEA)



thumbnail photo of Marcus Koehler
Contact Details:
marcus . koehlerecmwf . int