With the rapid development of information technology,environmental monitoring and risk assessment methods have been significantly improved,providing new tools and perspectives for environmental protection.However,in reality,there are still problems such as data accuracy and insufficient public participation.Based on this,this paper deeply analyzes the application of environmental monitoring and environmental risk assessment in environmental protection,and puts forward corresponding countermeasures and suggestions,aiming at improving the efficiency and accuracy of monitoring and assessment,strengthening public participation,and providing more scientific and effective support for environmental policy formulation and implementation.