Smog from forest fires in Indonesia stayed at unhealthy levels in Singapore on Tuesday as the two neighbours blamed each other for the seasonal problem.
Singapore's Pollutant Standards Index stood at 115 as offices opened -- still above the "unhealthy" threshold of 100 but down from the peak reached late Monday when the entire island was shrouded by a smoky haze.
On Monday, Singapore urged Indonesia to take "urgent measures" to tackle its forest fires as smoke blown from Sumatra island choked the densely populated city-state as well as parts of Malaysia. Full story
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