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How can we reduce air pollution? - Science

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प्रश्न

How can we reduce air pollution?

संक्षेप में उत्तर

उत्तर

Air pollution can be reduced by the following steps.

  1. Alternative sources of energy (E.g. Solar energy) should be used.
  2. Air filters should be used to prevent harmful gases from mixing with air.
  3.  Smoke emission tests and certification of motor vehicles must be enforced.
  4. More trees should be planted to absorb carbon dioxide.
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  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Air We Breathe - Evaluation [पृष्ठ ९८]

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सामाचीर कलवी Science - Term 3 [English] Class 4 TN Board
अध्याय 3 Air We Breathe
Evaluation | Q VII. 1. | पृष्ठ ९८
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