All the public money, Tk 12 crore to be specific, spent by the Water Development Board (WDB) to excavate 31.5 kilometres of the Buri Teesta river in Kurigram recently, is turning out to be useless. The excavation was done to revive the natural flow of the river that runs by the upazila town of Ulipur in Kurigram. But thanks to indiscriminate dumping of garbage by the Ulipur