The presence of ozone (O3) in the atmosphere of earth
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The presence of ozone (O3) in the atmosphere of earth
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Effect of pollution first marked on
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The reason of pollution is
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Pollution can be controlled by
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Formation of ozone hole is maximum over
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Which of the following strategy is not useful for global warming?
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Which of the following would be a natural pollution?
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Major pollution causing agent is
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The result of ozone hole is
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The soil pollutants that affect the food chain and food web by killing micro organisms and plants are
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Which of the following statement is incorrect?
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Global climate is threatened by increase in concentration of
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