2008 Distinguished Professor of The University of Alabama in Huntsville

2007 Distinguished Alumnus, California State University, Fresno

Panel Member, American Geophysical Union, Official Statement on Climate Change 2003.

Fellow, American Meteorological Society 2002

1996 Special Award, American Meteorological Society "for developing a global, precise record of earth's temperature from operational polar-orbiting satellites, fundamentally advancing our ability to monitor climate."

1991 Medal for Exceptional Scientific Achievement, NASA Headquarters