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प्रश्न
State four steps to be taken to control air pollution.
उत्तर
Four steps are taken to control air pollution:
- Tall chimneys are installed in factories and powerhouses so that smoke and gases rise high and get diluted.
- GROW more tall trees to absorb CO2 Also plants help in bringing rains.
- Use unleaded petrol and CNG in all public transport vehicles
- Industries should be located far away from residential areas.
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