Meaning of flood :
1. Flood is an event in which a part of the earth’s surface gets inundated.
2. Heavy rainfall and large waves in seas are the common causes of flood.
Major causes of floods: The Major causes of floods are,
1. Meteorological Factors:
- Heavy rainfall
- Tropical cyclones
- Cloud burst
2. Physical Factors:
- Large catchment area.
- Inadequate drainage arrangement
3. Human Factors:
- Deforestation
- Siltation
- Faulty agricultural practices Faulty irrigation practices
- Collapse of dams
- Accelerated urbanization
