GABTALI, BOGURA: Rajshahi Divisional Director (Deputy Secretary) Md. Ahsan Habib of Department of Environment speaks in a workshop on ‘use of environment-friendly block in combating air pollution’ held at the Bogura office of the department on Monday.

GABTALI, BOGURA: Rajshahi Divisional Director (Deputy Secretary) Md. Ahsan Habib of Department of Environment speaks in a workshop on 'use of environment-friendly block in combating air pollution' held at the Bogura office of the department on Monday.