Bangladesh : Flood Defence Scheme [Case Study]
Causes:
Natural
- Monsoon Climate - Long periods of heavy rainfall. Up to 100mm/Day.
- Snow Melt - Rapid increase in river discharge.
- Low lying land - River Delta
- Cyclones - Regularly hit Bangladesh at speeds of 200 kph.
Human
- Deforestation
- Living on flood plains
- Global Warming
Effects
The floods in Bangladesh hugely affect and shape the country, some of the effects they cause are:
- Disease
- Building Damage
- High Death toll. (140,000 die a year from floods)
- Mass Movement
- Crops Destroyed
- Psychological Damage
- Famine
- Poverty
Protection Measures
Many warning systems are being setup in order to combat the floods and try to defend the inhabitants against them. For example:
- Satellite Tracking
- Officers in each village.
- Radio Warnings
- Warning Flag System.
In addition to simple warning systems, they also take action against it such as,
- Strengthen embankments along the shore.
- Plant mangrove trees along the shore to halt waves.
- Build storm shelters on stilts. Each of these cost £80,000.
- Educate the people to use the shelters.
Furthermore, emergency aid is donated and used, things like food, water, blankets, medicine and shelters for the future.
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