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Explain the role of forests in conserving the environment. How do the forests get depleted? What are its consequences?

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Role of forests in conservation of environment:
(i) Prevent soil erosion and help in maintaining fertility of soil.
(ii) They provide shelter to wild animals and are areas that sustain biodiversity.
(iii) They reduce atmospheric pollution.
(iv) They increase humidity and frequency of rainfall.
The forests get depleted due to forest fires, urbanization, industrialization, overgrazing by animals, etc.
The consequences of deforestation will be:
(i) Change in climate and global warming.
(ii) Soil erosion and floods.
(iii) Extinction of wildlife, etc.

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