Know everything about India’s Air Quality Index (AQI): what the 1 - 500 AQI scale represents, which pollutants are measured, ...

AQI, or Air Quality Index, indicates the quality of air in a particular area. It is maintained by the Ministry of Environment, Forests and Climate Change (MoEF) and monitored by the Central Pollution ...

GRAP Stage 4 is invoked as Delhi's AQI hits 'Severe Plus.' Learn the full list of emergency restrictions, including the ban ...

As Canadian wildfire smoke returns to the Chicago area, an air quality alert has been issued for most of the region. The Air Pollution Action Day was issued by the Illinois Environmental Protection ...

Delhi's official 24-hour citywide AQI caps at 500 ('Severe+'), with recent peaks near 494. The cleanest day in 2025 was 59 ...

When AQI crosses 400, fine particulate matter enters deep into the lungs, damages cilia, triggers inflammation and raises the risk of bronchitis and pneumonia. Experts explain how severe pollution ...

Amid worsening air quality and a rising pollution trend, the Commission for Air Quality Management’s (CAQM) Sub-Committee ...

Wildfire smoke from Canada has lowered air quality in central Kansas, triggering a health advisory from the Kansas Department of Health and Environment (KDHE). The Air Quality Index (AQI) is predicted ...

He further said that the Chief Minister had effectively admitted that water was being sprayed wherever AQI monitors were ...

Delhi Chief Minister Rekha Gupta's remarks about the government using mist sprayers to contain pollution at hotspots has drawn a stinging response from her predecessor Arvind Kejriwal.