New Delhi : It’s no news that Delhi is going through a tough phase in terms of pollution. The residents of Delhi-NCR continue to breathe toxic air as AQI remains hazardous on Sunday. Reports from official air-quality monitoring systems say that the air in the city is trapped in a toxic haze. The air quality stayed alarmingly poor. As per the Air Quality Early Warning System (run jointly by the India Meteorological Department (IMD) and IITM), very low ventilation conditions are preventing pollutants from dispersing.

While reports cited an AQI reading of 551 on Sunday, several official and semi-official dashboards suggest levels remain in the “hazardous” category. For example, real-time data from New Delhi’s AQI dashboard shows particulate concentrations — PM₂.₅ at 260 µg/m³ and PM₁₀ at 345

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