Spatial-temporal Variations and Source Apportionment of typical Heavy Metals in Beijing-Tianjin-Hebei (BTH) region of China Based on Localized Air Pollutants Emission Inventory and WRF-CMAQ modelling

Hezhong Tian1, Shuhan Liu2, Chuanyong Zhu1, Huanjia Liu2 and Bobo Wu2, (1)Beijing Normal University, State Key Joint Laboratory of Environmental Simulation & Pollution Control, Center for Atmospheric Environmental Studies, School of Environment, Beijing, China, (2)Beijing Normal University, Beijing, China