The Air Quality Index (AQI) is used by various government agencies to report how clean or polluted the air is in your area. For example, you may have spotted this metric popping up in local ...
Delhi's AQI continued to be in the 'poor' category, even as some areas in the city showed improved air quality ...
(Black Smog prevailing in Lahore/ Image:X) “Prior to these record ... Multan was the most polluted city on Monday, with air quality index levels reaching around 800—far above the hazardous ...