Air purifier searches jumped by 103 per cent pan-India as pollution worsened
India’s winter pollution worsened across major metros in late 2025, with government monitoring agencies reporting sustained deterioration in air quality.
According to the Central Pollution Control Board (CPCB), Delhi repeatedly slipped into the `Severe` and `Severe Plus` categories during November and December, triggering stricter measures under the Graded Response Action Plan (GRAP). Air Quality Index (AQI) levels crossed 400 on multiple occasions, far exceeding safe limits.
Mumbai, while typically less affected than the capital, also saw air quality decline. Monitoring stations across the city recorded `Poor` to `Very Poor` AQI levels during peak winter weeks, particularly in high-traffic and industrial areas, indicating that pollution stress is no longer limited to north India.
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