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Professor Roger Davies

BSc (Hons), PhD (Wisconsin-Madison)

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  • 2006–present Professor of Climate Physics, Department of Physics, University of Auckland, New Zealand
  • 2002–2006 Principal Scientist, Jet Propulsion Laboratory, California Institute of Technology
  • 1997–2002 Professor, Dept. of Atmospheric Sciences, University of Arizona
  • 1995–97 Associate Professor, Dept. of Atmospheric Sciences, University of Arizona
  • 1992–93 Visiting Professor (sabbatical), Institute of Atmospheric Physics, University of Arizona
  • 1991–92 Director, McGill Radar Weather Observatory
  • 1987–95 Associate Professor, Dept. Atmospheric and Oceanic Sciences, McGill University
  • 1980–87 Assistant ('80–'86) and Associate Professor ('86–'87), Department of Earth and Atmospheric Sciences, Purdue University
  • 1977–80 Research Associate ('77–'78), Assistant Scientist ('78–'79), and Associate Scientist ('79–'80), University of Wisconsin.
  • 1971–77 Meteorologist, New Zealand Meteorological Service. Forecasting. (On study leave at the University of Wisconsin: '72–'76).

Research | Current

  • Climate research
  • Satellite remote sensing

Recent research

  • The greenhouse effect in climate models.
  • Southern Ocean cloud effects.
  • Interannual anomalies of global albedo and cloud-top height.
  • Stereo retrievals of cloud-top height.


Teaching | Current

No longer actively teaching.

Postgraduate supervision

Ph.D. and M.Sc. students


  • Special Award, American Meteorological Society, as member of the Glossary Editorial Board (2002)
  • NASA Group Achievement Award: as member of Multiangle Imaging SpectroRadiometer Team (2001)
  • Honorary Foreign Member, Hungarian Meteorological Society (2000)
  • NASA Group Achievement Award: as member of the First ISCCP Regional Experiment Team (1992)
  • NASA Earth Radiation Budget Experiment Award (1992)
  • NASA Group Achievement Award: as member of the Earth Radiation Budget Experiment Data Validation and Archival Team (1988)

Areas of expertise

  • Climate research
  • Satellite remote sensing


Committees/Professional groups/Services

  • Host, International Radiation Symposium, Auckland, 2016
  • Expert Reviewer, Intergovernmental Panel on Climate Change (2005)
  • Panel Reviewer, NOAA research on clouds and aerosols (2005)
  • Appointed Member, Climate Model and Analysis Advisory Group, Clouds and the Earth’s Radiation Energy System (CERES), NASA (2004)
  • Elected Member, International Radiation Commission of the International Union of Geodesy and Geophysics (1992–2000), (2013–2020)
  • Member: American Geophysical Union, New Zealand Meteorological Society

Selected publications and creative works (Research Outputs)

  • Harshvardhan, Davies, R., Randall, D. A., & Corsetti, T. G. (1987). A Fast Radiation Parameterization for Atmospheric Circulation Models. Journal of Geophysical Research, 92 (D1), 1009-1016. 10.1029/JD092iD01p01009
  • Davies, R. (1978). The Effect of Finite Geometry on the Three-Dimensional Transfer of Solar Irradiance in Clouds. Journal of the Atmospheric Sciences, 35, 1712-1725. 10.1175/1520-0469(1978)035<1712:TEOFGO>2.0.CO;2

Contact details

Primary office location

Level 7, Room 733
New Zealand