Question

What are the causes of increase in dust and smoke in the atmosphere?​

Answer 1

Answer:

Air pollution is caused by solid and liquid particles and certain gases that are suspended in the air. These particles and gases can come from car and truck exhaust, factories, dust, pollen, mold spores, volcanoes and wildfires.

Explanation:

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Answer 2

Answer:

1.Factories

2.Cars and vehicles

3.Mining

Explanation:

there are many more reasons but these are the most common ones

hope it helps.