Robert Harley

Headshot of Professor Robert Harley
Carl W. Johnson Professor in Civil Engineering
Energy, Civil Infrastructure and Climate, Environmental Engineering

Air quality; assessment and control of gasoline and diesel engine emissions; sustainable transportation; photochemical modeling of urban/regional air quality

Office 667 Davis Hall

Office Hours:

  • TBA for Spring 2023



Robert Harley is a Distinguished Professor in the Department of Civil and Environmental Engineering at the University of California, Berkeley, where he has been on the faculty since 1993. Harley's research focuses on air quality and sustainable transportation; he is an author of over 100 papers published in peer-reviewed scientific journals. He is the inaugural holder of the Carl W. Johnson Endowed Chair in Civil and Environmental Engineering at Berkeley, awarded in recognition of his record of scholarship and university and professional service. Harley has been a visiting scientist at the University of Colorado / NOAA Aeronomy Lab in Boulder (1999-2000) and at the Max Planck Institute for Chemistry in Mainz, Germany (2011), and served as Chair of the CEE Department at UC Berkeley (2015-2018).


Ph.D. - Environmental Engineering Science, California Institute of Technology, 1993
M.S. - Environmental Engineering Science, California Institute of Technology, 1988
B.A.Sc. (with honors) - Engineering Science, Chemical Option, University of Toronto, 1987