He teaches courses in hydrogeology, low temperature geochemistry, water resources, and soils and environmental quality with research expertise in trace element and oxyanion migration and contamination, especially in groundwater, urban air particulates, subway microenvironments, and unproductive soil environments. He received his M.Sc. in geology from the Univ. of Calcutta and his Ph.D. in geochemistry from Univ. of Western Ontario, Canada.