Presentation on Turtle Conservation for BUP on 19.05.2025.pptx Forest_Resource_of_Bangladesh and characteristics .pptx Hydrology Presentation on artificial groundwater recharge a.pptx Lesson 12_Catchment and Stream Pattern.pdf Lesson 15_Hydrograph Separation.pdf Introductions to hazard and disaster 10. Soil Physical Properties_Porosity, Permeabilty, Color and Temp.pptx