This is a four years degree programme with one year for coursework and three years for dissertation. A candidate to be awarded a PhD, he/she must earn a minimum of 600 credits of which a minimum of 200 credits are from coursework and 400 credits from the dissertation.

Applicants to be admitted in this programme should have appropriate and advanced knowledge and skills in science subjects (Biological sciences or physical sciences or Mathematics or Environmental Engineering). The students should possess Master’s Degree in Biological sciences, Physical sciences, Environmental Sciences, Environmental Management, or an equivalent master degree from a recognised higher learning institution.