- Zero-visibility fog in Delhi amid 400+ AQI, cold wave triggers orange alert | India News Hindustan Times
- Dense Smog Returns To Delhi, Air Quality Turns ‘Severe’, Flight, Train Ops Hit NDTV
- Delhi AQI crosses 400: Dense fog disrupts flight ops across India; govt, airlines issue advisories Times of India
- Dense fog grounds flights, delays trains across north India; IndiGo, Delhi Airport issue advisory India TV News
- Smog blankets Delhi as city records AQI of 391 The News Minute