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India's air quality rankings are advisory, not official, despite progress in Delhi-NCR and reduced crop fires.
India's environment ministry clarified that no global authority officially ranks countries by air quality, stating that metrics from IQAir, the WHO, and other sources are advisory, not binding.
While the WHO has updated its PM2.5 guidelines to 5µg/m³ annually, India's current standards allow up to 40µg/m³, eight times higher.
The government reports progress in Delhi-NCR, with good air quality days rising to 200 in 2025 and no Severe Plus AQI readings.
A 90% drop in crop fires in Punjab and Haryana contributed to improvements.
India conducts its own annual Swachh Vayu Survekshan to rank 130 cities, honoring top performers on National Swachh Vayu Diwas.
Las clasificaciones de la calidad del aire de la India son consultivas, no oficiales, a pesar del progreso en Delhi-NCR y la reducción de los incendios en los cultivos.