With the growing attention on ecological civilization, researchers across educational levels have adopted diverse theoretical approaches to explore ecological civilization education. This chapter investigates the theoretical frameworks and concepts employed in ecological civilization curriculum (ECC) research and practice. By analyzing core theories, the study provides insights into existing frameworks and perspectives that address challenges in implementing and understanding ecological civilization development. Synthesizing the latest debates in ECC research, this chapter offers potential solutions to pressing ecological issues and aims to establish a foundation for future research and development in the field of ecological civilization curriculum.