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 ...

Delhi's Air Quality Index (AQI) stood in the 'poor' category at 297 at 9 a.m., according to the Central Pollution Control ...

The Commission for Air Quality Management has activated Stage-I of the Graded Response Action Plan (GRAP) in the entire NCR ...

Delhi's Air Quality Index (AQI) stood at 278 on May 16, within the 'Poor' category. Forecasts by the India Meteorological ...

The India Meteorological Department (IMD) reported a “significant cloud mass” over Delhi-NCR, causing strong winds of 30–40 ...

As per the Central Pollution Control Board (CPCB), the Air Quality Index (AQI) recorded at various locations early Saturday ...

A dense haze enveloped Delhi and surrounding areas within the National Capital Region, significantly reducing visibility for ...

Delhi's air quality suddenly dipped to poor quality. The Air Quality Index (AQI) at 10 AM was 249, as per the System of Air ...

Delhi's air quality dipped to the "poor" category on May 15 following a dust storm driven by gusty winds from Pakistan.

The Indian Institute of Tropical Meteorology said the air quality in Delhi will improve to 'moderate' from Sunday.