A doctor once told me that particulate matter (PM) measurement in Ukraine at the February 2022 start of the war with Russia was an average 24.2 µg/m3 (micrograms per cubic meter). This November ...
The AQI is measured on a scale from 0 to 500, with the lower the number, the healthier the air. (Getty Creative) ...
Delhi shivers under cold waves and poor air quality, with AQI levels reaching unhealthy and fog enveloping the city.
The Air Quality Index (AQI) in Mumbai has reached a hazardous level of 500, indicating extremely poor air quality across the city. This level of pollution can significantly impact health ...