Causes of Air pollution and one effect​

Causes of Air pollution can be Carbon emissions from cars, trucks and other automobiles, factories, dust, wildfires, and even volcanoes. Effects of air pollution are global warming, climate change, extinction of wild species, respiratory health problems, smog effect, and deterioration of fields.

1. seasonal

2. frictional unenployment

3. the number of the labor force multiplied by 100 and then subtract the number of unemployed.

4. 4%

5. an increase in prices

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