Delhi Fog Chaos: 40 Flights Cancelled, 300+ Delayed; AQI 456, Orange Alert

• Dense fog in Delhi has severely impacted air and rail traffic.
• Delhi airport cancelled at least 40 flights and delayed over 300 due to low visibility.
• Visibility at Delhi IGI Airport dropped to 50 meters, with AQI at 456 and an IMD 'Orange Alert' issued.
• Airlines like Indigo advised passengers to allow extra time due to potential flight disruptions.

Why It Matters: Delhi fog causes flight cancellations and delays, impacting travel plans.