Delhi's temperature hit a season-high of 41.3°C, while air quality dropped to "poor" with an AQI of 205. Similar weather ...

The red-level air quality index (AQI) category—covering values from 151 to 200—means the air is unhealthy for everyone, not ...

Delhi recorded a warm morning on Sunday, with the minimum temperature settling at 26 degrees Celsius, 4.4 notches above the ...

Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...

Mount Rushmore tourists hit with air quality warning - Air quality index values were estimated to have peaked at 161 at a key ...

Delhi recorded its highest minimum temperature in three years on Sunday with the mercury settling at 26 degrees Celsius, 4.4 ...

Dhaka, the overcrowded capital city of Bangladesh, has topped the list of cities with the worst air quality with an AQI index of 173 at 9:05am today (19 April). The air was classified as 'unhealthy', ...

On Saturday morning, Delhi's air quality improved considerably, moving from the "poor" to the "moderate" category. At 8 a.m.

When pollution levels reach the "Unhealthy for Sensitive Groups" category on the Air Quality Index (AQI), even brief exposure outdoors can result in coughing, difficulty breathing and aggravated ...