Respuesta :
Answer:
None of the above
Explanation:
Volcanoes release lots of harmful gases, industry uses tons of machinery that releases a ton of CO2 and carbon monoxide etc and combustion basically refers to explosions which then again emit a ton of other toxic gases.
The following are possible causes of air pollution:
- volcanoes
- industry
- combustion
What is air pollution?
Air pollution is the discharge of harmful substances called pollutants into the atmosphere or the contamination of the atmosphere by poisonous gases.
Air pollutants or pollution gases such as carbon monoxide, CFCs are released into the environment via various means including the following:
- volcanoes
- industry
- combustion
Therefore, none of the options is not a possible cause for air pollution.
Learn more about air pollution at: https://brainly.com/question/16357973
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