Continuous haze over, jingshan park Wan Chunting, tourists filmed the beautiful blue sky. The Beijing morning paper reporter Wang Wei/taken Beijing morning paper dispatch (reporter Chi-hui feng) survived the 212 hours of heavy pollution, yesterday, the stranger of good weather at last in the much-anticipated return! City in most of PM2.5 concentrations only two digits, is the optimal level in a nice day, southeast, southwest air quality is not ideal, however, remain at moderate to severe pollution between...