People out on a hot afternoon at Kartavya Path, in New Delhi, India ... Delhi's air quality stayed in the 'poor' category for the seventh straight day. The average Air Quality Index (AQI) was ...

What are various Air Quality Index categories in India ? NAQI (National Air Quality Index) is tool that uses numbers to simplify air quality data by classifying pollution levels into 6 categories - ...

ST. LOUIS — The rain hang around for quite a while today, some of us had it into the early afternoon. It kept our temperatures down quite a bit as well, with most of us We've issued a Weather ...

Air quality index is used by government agencies to communicate to the public how polluted the air is. Public health risks increase as the AQI rises. Eight pollutants namely particulate matter PM10, ...