What is acid rain? Why it happens?
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What types of pollution do you know?
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What emits toxic fumes ?
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What plant and animal species do you know?
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What can we do to reduce pollution?
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What are some things which you recycle?
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How is the environment around you? Is it clean?
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What kind of pollution is worst for our health?
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Where can a person go to breathe really fresh air?
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