Abstract: The environment that human beings mainly depend on includes natural environment and social environment.Natural environment is the foundation of social environment,and social environment is the development of natural environment.Environmental image building of China is an important part of the “five-sphere integrated” plan for promoting economic,political,cultural,social and ecological civilization development in the new era.Based on the relevant factors and problems of the natural and social environment,this paper explores its image building,and uses the agenda setting and framing theory to discuss the communication process and relevant strategies of environmental image building to enhance heteronomy and self-discipline through the dissemination of policy rule of law and science and technology,so that people can have the awareness of rule of law,treat the environment rationally and scientifically,protect the environment,live in harmony with nature and actively shape the environmental image.

Key words: a new era, environmental image, environmental communication, agenda setting, symbol system