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Bad air days? The problem could well be domestic
Traffic, power generation among local sources of pollution; another factor is construction dust: Study
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Using data from computer simulation models and observations, Dr Lee Hsiang-He's study showed that about 40 per cent of bad air days in Singapore were caused by a combination of both domestic and foreign sources of air pollution. It suggested that a further 25 per cent of bad air days here were caused by local sources of air pollution, such as traffic, power generation and industry.
ST PHOTO: NG SOR LUAN
Noel Low
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Forest fires in the region are often blamed for bad air days here, but new research has pointed to a different source of pollution - home.
Two out of every three bad air days in Singapore can be prevented by tackling domestic sources of air pollution, showed a study by Dr Lee Hsiang-He, a research scientist at the Singapore-MIT Alliance for Research and Technology.
