Prof. Sang Yong Chung is a full Professor in the Department of Earth & Environmental Sciences, Pukyong National University in Busan City of Korea. He accomplished the Ph.D. program in Hydrogeology from the Department of Geological Sciences, University of Nevada at Reno, U.S.A. He was interested in the modeling of groundwater data such as aquifer parameters, water level and water quality using geo-statistical methods. Recently, he is studying in the field of the management and conservation of groundwater through hydrogeochemical and geo-statistical studies. He published more than 70 research articles in referred indexed journals.