For the Ph.D. degree, a minimum of 72 credits are required, including at least 34 credit hours in formal course work. A more detailed description of course requirements is available from the environmental sciences and health program office. Additional Requirements . Students in the Ph.D. program must pass a comprehensive examination at the end of their second year of graduate study. Upon completion of the research, for both the M.S. and Ph.D., the candidate must present a public seminar and pass an oral defense of the thesis or dissertation.
Graduate fellowships are available.