Low-lying areas of Kutubpur in Narayanganj, near the capital Dhaka, lie submerged in monsoon water amid unplanned urbanisation and inadequate drainage, creating stagnant pools conducive to Aedes mosquito breeding and dengue transmission. The photo was taken on Friday. Photo: Moin Ahmed

Low-lying areas of Kutubpur in Narayanganj, near the capital Dhaka, lie submerged in monsoon water amid unplanned urbanisation and inadequate drainage, creating stagnant pools conducive to Aedes mosquito breeding and dengue transmission. The photo was taken on Friday. Photo: Moin Ahmed