The air quality in the Chinese capital Beijing has improved and the city has achieved its anti-pollution goal for 2017. The residents appear to enjoy more clear-sky days with the help of efforts to tackle air pollution. “The government has spared no efforts in improving the air quality and curbing the pollution, the weather has also helped,” Pan Jiahua, director-general of the Institute for Urban and Environmental Studies at the Chinese Academy of Social Sciences (CASS) told CGTN Digital.