Dr. Hongbing Sun is a Professor in the Department of Geological, Environmental, and Marine Sciences at Rider University, USA. Dr. Hongbing Sun received his M.S. from Graduate School, Chinese Academy of Geological Sciences in 1987. He received his Ph. D. from Department of Geology, Florida State University, USA. Dr. Hongbing Sun research interest includes Environmental health (Effect of soil heavy metal, pesticides on the health), and hydrology. Detailed areas including: Environmental health statistics, hydro statistics, soil water rock interaction, contaminant modeling, optimization of contaminant cleanup; Data assimilation: Time series analysis, forecasting, initialization, statistics and probability. Stochastic, fractal; geochemistry, hydro-radiochemistry, general Geology.