Delhi has implemented GRAP IV due to severe winter pollution, restricting schools, offices, vehicle entry, and construction ...
Know everything about India’s Air Quality Index (AQI): what the 1 - 500 AQI scale represents, which pollutants are measured, ...
GRAP Stage 4 is invoked as Delhi's AQI hits 'Severe Plus.' Learn the full list of emergency restrictions, including the ban ...
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 ...
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 ...
Amid worsening air quality and a rising pollution trend, the Commission for Air Quality Management’s (CAQM) Sub-Committee ...
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 ...
Delhi’s AQI has hit hazardous levels as toxic smog damages lungs, triggers asthma and COPD, increases respiratory infections, ...
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