Carleton Lee was a pioneer in the field of environmental medicine. This award is given to individuals in recognition of exemplary efforts in furthering the principles of Environmental Medicine.
- Mary M. (June) Larson (1987)
- Earon S. Davis, J.D. (1988)
- Jere Glover, J.D. (1990)
- Mary Lamielle (1991)
- Susan R. Molloy, B.A. (1992)
- Natalie Golos (1993)
- Major Richard Haines (1994)
- Betty Zuspann (1994)
- Ilene Buchholz, R.N. (1995)
- Del Stigler, M.D. (1996)
- John G. Maclennan, M.D. (1997)
- Clair A. Farr (1999)
- William G. Crook, M.D. (2000)
- Diane Hovatter (2003)
- Gregory Stavish (2003)
- Alison Johnson (2004)
- Lujene G. Clark (2005)
- Amy Carson (2005)
- Rima Laibow, M.D. (2006)
- Boyd Haley, Ph.D. (2007)
- Vilma Valentine Kinney (2008)
- Jeffrey Smith (2009)
- Lawrence A. Plumlee, M.D. (2010)
- Margaret Sears, Ph.D. (2013)
- Gary R. Oberg, M.D. (2014)
- Leonard McEwen, MB BS (2015)
- Lynn M. Marshall, M.D. (2016)
- Jennifer Armstrong, M.D. (2017)
- William J. Rea, M.D. (2018)
- Gerald D. Natzke, D.O., FAAEM, DIBEM(2019)