Dr. Ole John Nielsen

Adjunct Professor, Department of Geosciences

Ole John Nielsen (OJ) is a professor of atmospheric chemistry at the University of Copenhagen. Besides being an expert on air pollution and climate change he is interested in leadership, coaching, training (basketball), networking, sustainability, gender equality. He has more than 40 years of experience in natural science research and education. OJ has previously been employed at Risø National Laboratory and Ford Motor Company. He has experience as a board member of foundations and as a member of numerous evaluation committees, advisory boards and funding panels.

Educational Qualification

  • Ph.D. University of Copenhagen (Atmospheric Chemistry) 1984
  • M.S. University of Copenhagen (Spectroscopy) 1978

Research Interests

  • Climate Change
  • Atmospheric chemistry and hence environmental impact of CFC replacement compounds and of oxygenated species.
  • Fundamental kinetics and mechanisms of reactions important in atmospheric and combustion chemistry.
  • Determination of the environmental impact of anthropogenic and natural emissions – out-door as well as in-door chemistry
  • Atmospheric particulates.
  • Air pollution chemistry.

Selected Publications

Extended Publications (+)

Awards & Honors

  • Receiver of the 2007 Nobel Peace Prize as an IPCC lead author.
  • Receiver of the 2006 Danish Academic Union research price.
  • Receiver of the 1996 Henry Ford Technology Award.
  • Member of the Royal Danish Academy of Sciences and Letters since 2008.
  • Member of the Danish Natural Science Research Council, 1998-2005.
  • Member of the Danish National Committee for IGBP
  • Member of the Danish National Committee for Climate Research
  • Member of the Danish Academy of Technical Sciences (ATV)
  • Danish member of the International Executive Committee for EUROTRAC (1988-1995)
  • Appointed adjunct professor in chemistry at Roskilde University (1997-2002)
  • Head of Copenhagen Global Change Initiative network and PhD-board (1999-2008)
  • Reviewer for NATO, EU, various National and International Sci. Foundations
  • Referee for J.Phys.Chem., Int.J.Chem.Kinet., Chem.Phys.Lett., ES&T, Nature.
  • Member of Editorial Advisory Board of the Int.J.Chem.Kinet. (1994-1997).
  • Member of the NASA expert group on CFCs, Halons and related species (1991-1993)
  • Board member of the Collstrup Foundation (2007-2019)
  • Board member of the Carlsberg Memory Stipend Foundation (2011-2018)
  • IPCC: Lead Author of a chapter in an IPCC Special Report (2003-2005)
  • 252 Peer-reviewed publications, 37 conference abstracts, 15 book chapters, 27 reports, 31 popular writings, +6700 citations and an H-index of 42.
  • Supervised 90 students and gives approx 30 presentations per year.