Variable-Density Flow and Mass Transport in an Unsaturated-Saturated Aquifer under Horizontal Groundwater Flow Conditions: a 2-D Numerical Modelling Study of Flow Regimes and Parameter Sensitivity

Jiaqi Liu, The University of Tokyo, Graduate School of Frontier Sciences, Tokyo, Japan; Research Fellow of Japan Society for the Promotion of Science (DC1), Tokyo, Japan and Tomochika Tokunaga, The University of Tokyo, Department of Environment Systems, Graduate School of Frontier Sciences, Kashiwa, Japan