Excessive rain causea)Floodb)Diseasec)Droughtd)DeforestationCorrect an...
Excessive rain cause flood in a particular area to submerge the large area.
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Excessive rain causea)Floodb)Diseasec)Droughtd)DeforestationCorrect an...
Excessive rain causes flooding:
Flooding is a natural disaster that occurs when water overflows and submerges land that is usually dry. Excessive rain is one of the main causes of flooding. Here's how excessive rain leads to flooding:
1. Increased precipitation:
When there is excessive rain, the amount of precipitation increases significantly. This means that more water falls onto the land surface, leading to water accumulation.
2. Saturation of the ground:
Excessive rain can saturate the ground, which means that the soil becomes fully saturated with water. When the soil is unable to absorb any more water, it becomes waterlogged and cannot hold any additional rainfall. This leads to surface runoff, where the excess water flows over the land surface instead of being absorbed into the ground.
3. Overflowing rivers and streams:
As the excessive rainwater accumulates on the land, it flows into rivers and streams. The increased water volume can cause these water bodies to overflow their banks, resulting in flooding in nearby areas.
4. Inadequate drainage systems:
In some cases, excessive rain can overwhelm the existing drainage systems in an area. If the drainage infrastructure is not designed to handle large amounts of water, it can quickly become overwhelmed, leading to flooding.
5. Destruction of natural barriers:
Excessive rain can also cause the destruction of natural barriers such as levees, dams, or embankments. When these structures are unable to withstand the force of the increased water flow, they can break or collapse, allowing the water to spread and cause flooding in surrounding areas.
In conclusion, excessive rain causes flooding by increasing precipitation, saturating the ground, overflowing rivers and streams, overwhelming drainage systems, and destroying natural barriers. Flooding can have severe impacts on human settlements, agriculture, infrastructure, and ecosystems, making it a significant concern in regions prone to heavy rainfall.
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