1. Department of Chemistry, Faculty of Science, University of Malaya, 50603 Kuala Lumpur, Malaysia
2. School of Environment Science and Spatial Informatics, China University of Mining and Technology, 221116 Xuzhou, China
3. Institute of Environment and Sustainable Development, Banaras Hindu University, 221005 Varanasi, India
4. DST-Mahamana Centre of Excellence in Climate Change Research, Banaras Hindu University, 221005 Varanasi, India
5. Department of Environmental & Sustainable Engineering, College of Engineering and Applied Sciences, University at Albany, State University of New York, Albany, New York 12222, United States
6. Institute for Environment and Development (LESTARI), Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor, Malaysia
7. Department of Earth Sciences and Environment, Faculty of Science and Technology, Universiti Kebangsaan Malaysia, 43600 Bangi, Selangor, Malaysia