Dr. Vijayan Gurumurthy Iyer studied Environmental Science and Engineering with Specialization in Environmental Biomedical Science and Engineering (EBMSE) at the Indian School of Mines, Dhanbad, India and post graduated as Master of Technology, M.Tech., in 1998. He received his Ph.D. degree in Environmental Science and Engineering in 2003 at the same institution. He has served in Indian Council of Agricultural Research (I.C.A.R.) with effect from 22.05.1985 (FN) to 10.02.1998 (FN). In the year 2006, he joined the post-doctoral fellow under research guidance of Prof. Nikos E.Mastorakis at the World Scientific and Engineering Academy and Society (WSEAS) , Athens, Greece. After ten years of postdoctoral research supervised by Prof.Nikos E Mastorakis , WSEAS , Athens, Greece , he obtained the position of Professor at the Institute of Technology, Haramaya University , Harar , Ethiopia , East Africa . He has published more than 445 research articles in recognized journals and conference proceedings with his h.index of 55 and total number 3000 citations in his credit .