Which of the following is not a result of air pollution?

A. Smog

B. Breathing problems

C. Global warming

D. Soil erosion

D is the answer ... all otherr are a result of pollution

Smog is the combination of smoke and fog. Smoke is the result of human activity such as burning of wood, coal, etc. This is a result of air pollution. Breathing problems are the effects of air pollution because it destroys the respiratory system. Global warming is also an effect of air pollution. The consecutive production of carbon monoxide from transportation vehicle, mismanagement of garbages contributes to global warming. Soil erosion however is the result of fluid always passing on to that area. This is not the result of air pollution. The answer is letter d.