Singapore’s Air Quality Deteriorates as PSI Hits ‘Very Unhealthy’ Levels in the West
The 24‑hour Pollutant Standards Index (PSI) in Singapore’s western region surged to 230, marking a seasonal high and placing the area in the ‘very unhealthy’ bracket, while most other parts of the island recorded ‘unhealthy’ conditions. This spike…
Continue reading Singapore’s Air Quality Deteriorates as PSI Hits ‘Very Unhealthy’ Levels in the West