The incidence of allergic rhinitis is increasing with the development of the city and industrial mech anization.The human living environment changes greatly,and air quality has deteriorated sharply,leading to a series of diseases (such as allergic rhinitis,asthma,allergic conjunctivitis).Although the pathogenesis of allergic rhinitis is relatively complex,however it is confirmed that its pathogenesis has a relation with the air pollution.Allergic rhinitis bring great inconvenience to patients in daily life.Thus,it is very important to study the process of air pollution causing allergic rhinitis.This article mainly expounded the prevalence of allergic rhinitis,outdoor air pollution (SO2,O3,NO2,fine particulate matter,greenhouse gases) and indoor air pollution (volatile organic compounds,ETS).Additionally,the mechanism of allergic rhinitis caused by air pollution was further explored,and how to avoid the happening of the disease was discussed.