The impact of global climate change has become a hot topic in the world.It not only affects crop yields,but also affects the risk of pesticide application,including dosage of pesticide,environmental fate of pesticide, toxic effects and so on.China is a big country in the producing and using of pesticides,and the risk of pesticide application has attracted great attention.In this paper,the direct impact of temperature rising,rainfall change and frequent extreme weather on pesticide application is analyzed,moreover,the indirect impact of land use change caused by climate change on pesticide application is analyzed according to relevant studies worldwide, which provide scientific basis and reference for risk assessment and control of pesticide application under climate change.