Chapter 19: Effects of human activity on the ecosystem
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What is deforestation and what are its effects on our nature?
Deforestation is the "cutting of trees" for human benefit. It has negative effects on our nature; some of them are "soil erosion, flooding, desertification, loss of habitats of animals, and others".
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Name a few pollutants and their effects on our environment.
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What are the causes of pollution?
Common causes of pollution are; "exhaust fumes from vehicles and factories, chimney fumes, burning of garbage".
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How can we reduce pollution?
We can reduce pollution by;
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Why is conservation of environment important?
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What measures can be taken for preservation of nature?
Common measures taken can be:
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