大気質

Delhi's average air quality index (AQI) in January 2026 so far stands at 307, marking the second-best January air quality in five years. According to a CREA report, the month has seen two moderate days, 12 poor days, 14 very poor days, and two severe days. The data is sourced from the Central Pollution Control Board.

2026年01月24日(土) AIによるレポート

Delhi's Air Quality Index (AQI) dropped to 184 in the moderate category on Saturday following Friday's rain and strong winds. This marks the first such improvement in over three months. Experts predict the respite will be short-lived.

Following the activation of Phase I on December 25 due to Christmas fireworks and bonfires, Mexico State suspended the Atmospheric Environmental Contingency on December 26, 2025, as PM2.5 levels improved to acceptable ranges. The Alert Phase persists in Valle de Toluca and Santiago Tianguistenco due to ongoing pollutants, with normal Hoy No Circula rules in effect—no double restrictions.

2025年12月22日(月) AIによるレポート

Dense fog and intense cold persisted in Delhi on Tuesday, December 23, disrupting flight and train services for the second consecutive day amid the city's ongoing winter weather crisis. Monday saw over 500 flights delayed and 14 cancelled at Indira Gandhi International Airport, with air quality at a very poor AQI of 373.

大規模な国際研究で、微細粒子状大気汚染への長期曝露が、定期的な身体活動の早期死亡に対する保護効果を大幅に減少させることが判明した。複数の国から150万人以上の成人のデータを用い、研究はPM2.5汚染の高い地域では運動の寿命延長効果が顕著に弱まることを示し、健康増進を最大化するための清浄な空気の重要性を強調している。

2025年11月26日(水) AIによるレポート

Delhi's air quality has remained in the very poor category for 14 consecutive days. Most monitoring stations report similar levels, with no immediate relief in sight. Toxic haze is set to persist due to unfavorable weather and low wind speeds.