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In terms of precaution regarding air pollution, the article talks about making good choices of transportation which means to walk or bike or take public transportation whenever feasible; choosing cars that have better mileage per gallon or electric cars; buying food locally grown rather than food from other places in order to reduce air pollution. 

Air pollution causes many eye and skin irritation in addition with lung problems resulting in asthma and even cancer. These risks would affect people who live in communities that have high pollution, severely.