OPINION: Even we can’t take clean air for granted — Nicholas Fang and Henrick Tsjeng

The Malaysian Insider, 11 Oct 2011
OCT 11 — Three recent events remind us in Singapore not to take clean air for granted. First, the haze from land and forest fires in Indonesia has returned. Second, a fire blazed at the Shell Bukom refinery for some 34 hours before being put out. Third, data released by the World Health Organisation (WHO) on September 28 reveals that Singapore’s air, while generally among the best in Asia, is failing in some measures, especially in the concentration of particulate matter in the air. Full story