Environmental education is education that increase public awareness and knowledge about environmental issues. Environmental education should incorporate three elements: learning in the environment, learning about the environment and learning to look after the environment. In this paper, be reviewed characteristics of environmental education programs with analytical-descriptive methods and also be reviewed methods of environmental education in schools in both teacher-centered and student-centered approaches. Finally, with the conclusions of studies are presented a conceptual model for teaching various courses with an emphasis on environmental education. The results of this study indicating that use of student-centered approaches to enhance students higher-order cognitive skills, and teaching different subjects in an environmental context can be very effective in institutionalizing students' environmental attitudes and behaviors.