If the air quality falls in the unhealthy or red range (151-200), the AQI recommends that people with compromised health avoid prolonged outdoor work or activities. Everyone else who is not health ...
Last week after the fires started, around Los Angeles, to Redondo Beach and from El Monte through Playa Visit, the air conditions were "unhealthy," a designation marked by an AQI of 151 to 200 ...
Kolkata: The city woke up to a smoggy Thursday with poor visibility while the overall air quality deteriorated to the ‘poor' category (AQI: 201-300) f.