Delhi Named World's Most Polluted Major City on Diwali Eve
A Swiss group has declared Delhi the world's most polluted major city on the eve of Diwali. The city experienced a 'severe' pollution season with the GRAP III emergency plan activated as air quality index (AQI) readings plummeted to 364, categorized as 'very poor.' Schools up to class 5 shifted to hybrid classes amid worsening air conditions.
Reuters··Delhi




