Rows of tin-roofed shops at Khilgaon Bazar line the railway tracks in the capital’s Khilgaon area. Shopkeepers and customers alike remain exposed to serious risks, especially when trains move along the tracks at such close proximity. Photo: Palash Khan

An aerial view shows the pitch-black water of Kalyanpur canal, polluted by household and factory waste. The contaminated water eventually flows into the Turag river in the Gabtoli area. The photo was taken recently. Photo: Rashed Shumon