As the nation’s capital ended the year with a heavy layer of pollution, the AQI at 384 keeps Delhi’s air ‘Very Poor’, prompting new worries about public health and urban resiliency. Delhi’s total Air Quality Index was 384 at 8 a.m. on Wednesday, clearly falling into the “very poor” category, according to data supplied by the Central Pollution Control Board (CPCB). Several monitoring stations fell into the “severe” category, with AQI levels exceeding 400, especially in areas with high population density and heavy traffic. Delhi Airport warned travelers of potential flight delays due to poor visibility and deteriorating air quality. At the same time, the India Meteorological Department (IMD) issued a yellow advisory for dense fog, further exacerbating the situation.

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Pollution Levels Across Delhi-NCR

A large portion of the Delhi-NCR region had poor to extremely poor air quality, demonstrating that pollution was not confined to the capital. The regional dimension of the problem was highlighted by satellite towns, including Noida, Greater Noida, Gurugram, and Ghaziabad, that had AQI levels substantially beyond permissible limits. Severe pollution was observed in several residential and commercial areas of Delhi, especially in the east, north, and west, where industrial clusters and traffic jams are common.

With pollution hotspots spanning residential, institutional, and transportation corridors, this extensive degradation confirms that the AQI at 384 keeps Delhi’s air ‘Very Poor’.

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Causes, Weather Factors, and Official Assessment

• Transport emissions predominate: Vehicle emissions accounted for 15.3% of Delhi’s pollution load on Tuesday, according to the Decision Support System (DSS) for Air Quality Management.
• Industrial and residential sources: The combined effects of fuel use and energy demand were reflected in the 7.6% contribution from industries in Delhi and the surrounding areas and the 3.7% from residential emissions.
• Construction and waste burning: Particularly in peripheral and redevelopment zones, construction activities (2%) and rubbish burning (1.3%) contributed to the pollutant mix.
• Unfavorable meteorological conditions: Low wind speeds of less than 10 kmph and a poor ventilation index of less than 6,000 sq meters per second, which limit the dispersion of pollutants, were blamed by officials for the pollution’s persistence.

Despite sporadic regulatory actions, the AQI at 384 keeps Delhi’s air ‘Very Poor’ due to meteorological conditions that have effectively held emissions close to the surface. Visibility problems worsened due to dense fog, prompting warnings for commuters and air travelers.

Health professionals continue to caution that prolonged exposure to extremely poor and severe air quality can cause respiratory distress, eye irritation, and cardiovascular strain, especially in children, the elderly, and people with pre-existing diseases. The AQI at 384 keeps Delhi’s air ‘Very Poor’ is a clear indicator of the capital’s continuous battle with winter pollution, as several stations continue to register concerning values.

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