Research reveals an association between the haze in South-East Asia and mortality rates caused by respiratory illness.

Researchers collected respiratory mortality data from Malaysia’s Department of Statistics and obtained environmental data from six continuous air quality monitoring stations in Klang Valley.

Results showed that South-East Asian haze has increased the risk of respiratory mortality in Klang Valley as a result of increased exposure to toxic particles during the haze days. By the sixth day of a haze event, daily mortality rates were higher than normal.

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