Md Aminul Haque Laskor, Bangladesh University of Engineering and Technology, Institute of Water and Flood Management, Dhaka, Bangladesh, Abeda Tabassum, Seoul National University, School of Earth and Environmental Sciences, Seoul, South Korea, Torikul Islam Sanjid, Shahjalal University of Science and Technology, Department of Physics, Sylhet, Bangladesh, Mostofa MOSTOFA Kamal, University of Saskatchewan, School of Environment and Sustainability, Saskatoon, SK, Canada, Patrick Ludwig, Karlsruhe Institute of Technology (KIT), Institute of Meteorology and Climate Research - Troposphere Research (IMKTRO), Karlsruhe, Germany and Tanvir Ahmed, Karlsruhe Institute of Technology, Institute of Meteorology and Climate Research, Karlsruhe, Germany