Loni Surpasses Delhi as World's Most Polluted City: A Wake-Up Call for India

• Loni, near Ghaziabad, is now the world's most polluted city, surpassing Delhi, according to IQAir data.
• Loni's annual average PM2.5 concentration is 112.5 µg/m³, over 22 times the WHO safety limit.
• The issue extends beyond Delhi, affecting Noida, Faridabad, and Ghaziabad, engulfing the entire NCR.
• Key causes include industrial emissions, vehicular traffic, construction dust, weak regulations, and open burning.
• Health impacts range from respiratory diseases and heart issues to developmental problems in children and increased cancer risk.