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however, we cannot determine the country it had come from," the deputy director noted. he added that factors such as vehicle emissions, constructions, factories, and also burning of garbage could have contributed to this situation. he said that the cea, will however, continue to monitor air quality levels
, through two of its monitoring stations in kandy and battaramulla. nevertheless, the recent drop in air quality levels has been an eye opener, drawing attention towards a matter which is not discussed in length, despite its importance. - health concerns the public has been urged to immediately seek...
http://www.sundaytimes.lk/article/1109327/controlling-of-vehicle-emissions-construction-dust-imperative-to-maintaining-air-quality