The viva-voce examination on the Ph.D thesis entitled LAND CONVERSION AND ITS IMPACT ON BIODIVERSITY IN CHARGHAT UPAZILA OF RAJSHAHI, BANGLADESH was defended by Kazi Thahamina Akther held on December 07, 2023 at 11:00 am at the office of Director, Institute of Environmental Science, University of Rajshahi, Rajshahi-6206, Bangladesh.