1996). His interests include understanding pollution effects on soil/plant/water ecosystems and sustainable use of soil and water resources, soil pollution and remediation, mineralogy, soil chemistry and soil genesis & classification. He has published numerous papers in these research areas. He is an active member of the editorial boards (the American-Eurasian Journal of Agricultural & Environmental Sciences, World Journal of Agricultural Sciences and Bulgarian Journal of Agricultural Sciences) and a reviewer for many international journals. During his academic career, he has received several awards (