Delhi’s Dual Air Crisis: AQI Breaches Severe Mark Amid Policy Stalemate and New AI Push to Quantify Fatalities

Delhi’s Dual Air Crisis: AQI Breaches Severe Mark Amid Policy Stalemate and New AI Push to Quantify Fatalities

Beyond the immediate crisis, analysis confirms that the seasonal haze is only a symptom of a deeper, year-round public health emergency.

RMN News Environment Desk
New Delhi | November 28, 2025

The National Capital Region (NCR) faced a dangerous deterioration in air quality on November 28, 2025, pushing Delhi to the brink of the ‘severe’ category. This immediate crisis unfolded while new data highlighted the chronic nature of the air quality problem, confirming that toxic air is the leading cause of death in the city.

The Immediate Crisis: AQI Spikes and Severe Ratings

On Friday, November 28, 2025, Delhi’s overall Air Quality Index (AQI) was 384 at 6 am, placing it firmly in the ‘very poor’ category. This dangerous incline occurred barely 48 hours after the Delhi government revoked GRAP-III restrictions.

The overall deterioration was visible across Delhi-NCR locations compared to readings from the preceding Thursday. Out of 39 monitoring stations across the city, 19 recorded pollution levels in the ‘severe’ range.

Pollution hotspots that spiked into the ‘severe’ category (AQI over 400) included:

• Ashok Vihar (417)
• Bawana (414)
• Anand Vihar (411)
• Chandni Chowk (407)
• Narela (407)
• Burari (402)
• Aya Nagar (402)
• JLN Stadium (401)

Visuals from AIIMS showed a layer of toxic smog blanketing the city, with the AQI around the area claimed to be 401 (‘Severe’) by the Central Pollution Control Board (CPCB). Other stations remained on the high side of the ‘very poor’ range, such as ITO (396/395), IGI Airport (360), Alipur (355), and Najafgarh (361).

The city has consistently experienced poor air quality for 14 days. Forecasts indicated that the air quality was expected to remain in the ‘very poor’ range from November 26-28 and potentially fluctuate between ‘severe’ and ‘very poor’ over the following six days.

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Pollution Across the NCR

The neighboring NCR region also struggled with extreme air pollution:

• Noida was recorded in the ‘severe’ category. Multiple stations reported ‘very poor’ air quality, with specific readings including Sector 116 (438), Sector 125 (422), and Sector 1 (405).
• Greater Noida (overall AQI 380) and Ghaziabad (351) remained in the ‘very poor’ range.
• In Ghaziabad, Loni slipped into the ‘severe’ category (425), though other stations like Indirapuram (385) and Vasundhara (305) were ‘very poor’.
• Gurugram (overall AQI 318) and Faridabad fared comparatively better, though still affected.

The Year-Round Public Health Emergency

Beyond the immediate crisis, analysis confirms that the seasonal haze is only a symptom of a deeper, year-round public health emergency.

Recent analysis of Global Burden of Disease (GBD) data, conducted by the Centre for Research on Energy and Clean Air (CREA), established that air pollution has definitively overtaken other major risk factors to become the leading cause of death in Delhi.

Key findings about the human cost include:

• Toxic air is responsible for nearly 15% of all mortality in Delhi.
• Air pollution has surpassed high systolic blood pressure (12.5%) and diabetes (9%) as a cause of death.
• It was responsible for one in every seven deaths.
• This translates to an estimated 17,188 fatalities in 2023 linked to long-term exposure to fine particulate matter (PM2.5).
• PM2.5 particles are dangerous because, when inhaled, they can enter the bloodstream, reduce oxygen flow, and trigger deadly events like strokes and heart attacks.

Misplaced Blame and Policy Denial

While a common narrative blames severe pollution on stubble burning from agricultural states, data indicates that Delhi’s pollution is a year-round crisis driven by persistent, local sources. CREA’s assessment showed that stubble burning contributed to less than 6% of Delhi’s PM2.5 levels in October.

In contrast, data highlights that nearly half of all pollution in Delhi comes from vehicles alone. This focus on seasonal, external factors often obscures the more challenging year-round need to regulate the city’s own transport emissions.

Despite the scientific data, a dangerous policy stalemate persists, rooted in institutional denial. The Union Environment Ministry has officially maintained that there is “no conclusive evidence” to directly link air pollution to mortality. CREA analysis argues that air pollution must be treated foremost as a public health issue, not just an environmental one, in direct contrast to the current policy deadlock.

AI Aims to Demand Accountability

To bridge the gap between environmental data and direct health consequences—and counter the official denial—a journalist and activist named Rakesh Raman launched the Aether 360 project. This self-funded, solo Proof-of-Concept (PoC) aims to leverage technology to create accountability where traditional policy has failed.

The core goal of Aether 360 is to develop the world’s first AI model capable of calculating the “Attribution Rate” (A-Rate).

The A-Rate is a metric designed to quantify the exact probability that a specific patient’s acute respiratory or cardiac hospital admission was directly caused by a recent spike in air pollution. The tool uses Explainable AI (XAI) to establish a “Pollution Probability Link” (PPL) between granular air quality readings and de-identified patient data.

By providing this quantifiable, localized, causal evidence, the project intends to break the policy stalemate and justify robust public health interventions. The project’s success, however, depends critically on securing institutional partnerships with organizations like AIIMS, the UNEP, or the WHO to validate the model using real-world, anonymized patient data.

The data is unequivocal regarding the immense scale of Delhi’s public health emergency. If every hospital admission caused by toxic air could be precisely counted, the developers of Aether 360 anticipate it would force a profound change in policy.