Karachi, Lahore rank among world’s most polluted cities
” Listen to article Karachi and Lahore are among the world’s most polluted cities, according to IQAir’s latest Air Quality Index (AQI)
Air pollution drops in Lahore, brings it to 4th rank on AQI
” LAHORE: Air pollution has considerably dropped in Lahore bringing the city down to fourth place on the Air Quality