CityNews – Any concerned citizens, Thai and expat, are invited to attend the Chiang Mai Clean Air Event, this Sunday, January 19th, 2020 at Three Kings Monument courtyards, Chiang Mai City Arts and Cultural Centre, Rajdamnern Road, Chiang Mai Old City. There will be many activities as following. 1. There will be “Reduce Dust” cycling at 7.30 am with the objective to reduce the