Pharmaceutical pollution in rivers; and Winter Olympics 2022
9:00am-9:25am: river pollutions\n\n9:00am-9:25am: Kenneth Leung is the Director of State Key Laboratory of Marine Pollu-tion; Chair Professor, City University of Hong Kong\u2019s Department of Chemistry\n\n9:25am-9:30am: latest on Winter Olympics\n\n9:25am-9:30am...