Dense Fog, Severe AQI Grip Delhi-NCR; Flights Hit, Advisories Issued

• Delhi-NCR engulfed in dense fog and severe air quality, reducing visibility.
• GRAP Stage-IV measures implemented by CAQM due to deteriorating AQI.
• AQI in areas like RK Puram, Anand Vihar, ITO recorded 'severe' (401-500).
• Delhi Airport advised passengers to contact airlines; MoCA directed airlines on passenger facilitation norms.
• Friday saw 177 flights cancelled and over 500 delayed at Delhi airport due to fog.

Why It Matters: Delhi-NCR faces severe fog and toxic air, impacting flights and prompting official advisories.