Smog tops 400-level, dangerous to ill and elderly

Singapore’s smog index hit the critical 400 level on June 21, making it potentially life-threatening to the ill and elderly people, according to a government monitoring site. The level was reached at 11 am after a rapid rise in the Pollutant Standards Index, which measures the haze crisis caused by Indonesian forest fires. Singapore has urged children, the elderly, and those with heart or lung disease to avoid outdoor activities and seek medical treatment early if they feel unwell. Parts of Malaysia close to Singapore have also been severely affected by the smog. The Indonesian forestry ministry said it plans to use cloud seeding to try and unleash rain on Sumatra.

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