AtmosphericEnvironment104(2015)11-21ContentslistsavailableatScienceDirectAtmosphericEnvironmentjournalhomepage:www.elsevier.com/locate/atmosenvOntheseverehazeinBeijingduringJanuary2013:UnravelingtheeffectsofmeteorologicalanomalieswithWRF-ChemLiZhanga,TaoWangMengyaoLvQiangZhang(dDepartmentofCMIandEnvironmentalEngineering.TheHongKongPotyiechnicUmversiiy.HongKong,ChinabNauonalMeteorologicalCenter,...