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Question

What are some means of reducing air pollution ? 
  1. using clean renewable energy
  2. fitting cars with catalytic converters 
  3. burning fossil fuels
  4. Planting more trees


Solution

The correct options are
A using clean renewable energy
B fitting cars with catalytic converters 
D Planting more trees
Some ways in which air pollution can be reduced are :
1. Using catalytic converters in autmobiles to reduce emissions 
2. Using non-carbon based fuels or renewable sources of energy such as solar, wind hydroelectric energy, etc.
3. Planting trees improves the quality of air .  

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