1.

What are the main factors that cause air pollution ?

Answer»

1. Solid factors:

  • Volcanoes pollute air through dust particles,
  • In cities, many solid particles are emitted into air by man-made activities.
  • After fuel combustion, the carbon particles accumulate in the air.
  • The factories emit dust pollutants which contains Asbestos—a dangerous source of pollution.

 

2. Gaseous factors:

  • The fumes emitted by motor vehicles is a dangerous source of air pollution.
  • There is an extremely poisonous gas called carbon monoxide in the atmosphere where there is a maximum of transportation vehicles.
  • Smog is another air pollutant that is a combination of smoke and fog.
  • Another main reason for air pollution is the less ozone in the air. 


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