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Questionnaire about air pollution

What symptoms does air pollution have on human health?
What is air pollution?
What is the effect of air pollution?
Which sector pollutes air the most?
Which of the following is true?
Which of the following is false?
Which component is most known as a cause of greenhouse gases?
Smaller amounts of.... can be released during waste combustion and natural gas extraction.
Which pollutant causes acidification?
Which pollutant causes winter smog?
What causes air pollution?
In order to reduce air pollution we do not need to.....

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