Delhi-NCR faces severe smog from winter fog, pollution: Experts warn.

• Delhi-NCR faces a double threat of winter fog and "very poor" air pollution, with levels potentially reaching "severe" by December 11.
• Experts warn that decreasing wind speeds and limited atmospheric mixing depth will worsen pollutant dispersion, leading to increased smog.
• Recommendations include increasing patrols for polluting vehicles, monitoring industrial areas, and stopping garbage burning to mitigate the crisis.
• Authorities are urged to provide night shelters and advise vulnerable populations on cold weather precautions to prevent bonfires.
• Public health advisories and a complaint helpline are suggested, emphasizing precautions for children, athletes, and patients.

Why It Matters: Delhi-NCR's severe pollution and fog threaten public health.