Riverine Bangladesh is the largest Delta in the world. One-third portion area of this country is low land. Due to our geological location different calamities like- Flood, Famine, Cyclone, River erosion are our regular companions. Besides land erosion is also a common problem. Every year due to river erosion, about 50-60 thousand people become homeless. Flood causes damage to lives and crops. Due to human destruction, the natural water cycle is getting constrained. As a result, the availability of drinking water is reducing every year. Moreover, global warming and sea-level rise have increased the risk of Flood and Drought. So no need to say that facing the risk of climate change and preventing the effects of natural calamities has become one of the biggest challenges for the government. Delta Plan -2100 is the longest duration vision plan in the history of Bangladesh. As Bangladesh is primarily a delta, a long term plan for managing its water and resources is known as Delta Pl