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explain how forests help To prevent floods
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explain how forests help To prevent floods Related: NCERT Solution ...
Answer: Forest acts as a natural absorber of water. It allows rain water to seep through. In the absence of trees, the rain water would hit the ground directly resulting in flood. However, because of the presence of trees, rain water does not hit the ground directly. It rather hits the ground slowly. Hence, before flooding, all the rain water seeps through ground. In this way, forests prevent floods.
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explain how forests help To prevent floods Related: NCERT Solution ...
How Forests Help to Prevent Floods


Forests play a crucial role in preventing floods by acting as natural sponges and regulating the water cycle. They help in the following ways:

1. Absorption of Rainwater

Forests have a dense canopy of trees that intercept rainwater, allowing it to evaporate or be absorbed by the soil gradually. The leaves, branches, and trunks of trees act as natural barriers, reducing the impact of rainfall on the ground. This process helps in preventing excessive runoff and flooding.

2. Soil Erosion Control

The roots of trees hold the soil together, preventing erosion caused by heavy rain and runoff. Forest vegetation acts as a protective layer that shields the soil from the impact of raindrops, reducing the risk of soil erosion. When soil erosion is minimized, the chances of flooding are significantly reduced.

3. Water Storage and Regulation

Forests act as natural reservoirs, absorbing and storing rainwater in the soil. The dense network of tree roots helps in the infiltration of water, allowing it to percolate deep into the ground. This stored water is gradually released into streams, rivers, and groundwater sources, maintaining a steady flow even during dry periods. By regulating the flow of water, forests mitigate the risk of sudden floods.

4. Increased Groundwater Recharge

The dense vegetation in forests enables a higher infiltration rate, allowing rainwater to recharge the groundwater table. Healthy forests with well-preserved ecosystems can absorb large amounts of water, replenishing underground water resources. This helps in maintaining a balanced water level and reduces the chances of flooding during heavy rainfall events.

5. Buffer against Flash Floods

Forests act as natural buffers against flash floods caused by sudden heavy rainfall. The dense vegetation slows down the flow of water, reduces its velocity, and traps sediments and debris. This prevents the downstream movement of water at high speeds, minimizing the risk of flash floods in low-lying areas.

In conclusion, forests play a vital role in preventing floods by absorbing rainwater, controlling soil erosion, regulating water flow, increasing groundwater recharge, and acting as buffers against flash floods. Conserving and protecting forests is essential to maintain a balanced ecosystem and mitigate the impacts of flooding.
Community Answer
explain how forests help To prevent floods Related: NCERT Solution ...
Lots of water is absorbed by forest . flowing of water is slowed down by mainly the roots of the trees and thus help in preventing floods.
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explain how forests help To prevent floods Related: NCERT Solution - Chapter 17: Forests-Our Lifeline, Class 7, Science
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