A thick blanket of smog envelops the Indian capital, as it does every winter, as the cold air traps dust, emissions, and smokeShrouded in smog, Delhi pollution reading is the highest this yearTraffic passes on a road as the sky is enveloped with smog after Delhi's air quality turned "severe" due to alarming air pollution, in New Delhi, India, Nov 18, 2024. REUTERS/Anushree FadnavisTraffic passes on a road as the sky is enveloped with smog after Delhi's air quality turned "severe" due to alarming air pollution, in New Delhi, India, Nov 18, 2024. REUTERS/Anushree FadnavisA thick blanket of toxic smog engulfed most parts of northern India on Monday and readings of air quality in the capital New Delhi hit their highest this year after dense fog overnight. India's pollution control authority said the national capital territory's 24-hour air quality index (AQI) reading was at 484, classified as "severe plus", the highest this year. Despite the polluted air, many residents continued their daily routines.