Proper management of rivers in Khulna region demanded Unplanned TRM to cause permanent water logging: seminar Staff Correspondent . Khulna About 40 lakh people of 15 upazilas in Khulna, Satkhira and Jessore will face permanent water logging within two years if Kobadak and Harisree Bhadra rivers, which are about to dry up, are not excavated immediately, speakers at a seminar in Khulna warned Monday. Proper management of tidal rivers and water bodies in the region can make the two rivers alive and bring an end to water logging, they told the seminar on Tidal River Management organised in the Christian Service Society auditorium. Organised by non-governmental organisation Uttaran in association with the Pani Committee (committee on water issues) of the Oxfam