case study: water supply/pollution issues in Dhaka

groundwater overexploration

• abstraction of groundwater at current rate is unsustainable
• this is due to 82% of the city's water supply coming from ground water as most surface run off is too polluted to drink

flooding

• bangladesh has regular flooding some of which will flood levels of 4.5m
• this is due to high rainfall, flooding from surrounding rivers/canals and lack of…