Delhi`s air quality plunges to `very poor` category with AQI over 300. https://english.mathrubhumi.com/news/india/delhi-air-quality-plunges-aqi-very-poor-rlm6gjm4?utm_source=dlvr.it&utm_medium=mastodon #DelhiAirQuality #AQIToday #DelhiPollution #SmogAlert