The lecturer in the Department of Ecology in the College of Sciences, Dr. Nayef Mohsen Aziz, participated in the discussion of a doctoral thesis for the student Yarab Salman Abdul Razzaq, entitled (Environmental Deterioration of the Shatt al-Arab River Basin and its Impact on the Population in Basra Governorate), which was organized by the College of Education for Human Sciences in the Department of Geography at the University of Basra.