Abstract: As the key element of the construction of ecological civilization, the national parks are a spatial carrier, practical carrier and cultural carrier for ecological civilization education, which has natural ecological civilization education attributes. National parks are not only an important support for ecological diversity protection and promotion of sustainable development, but also a "Lecture on Beautiful China" for strengthening and improving ideological and political education in the new era. Therefore, the national parks play the functions of environmental protection education, natural science popularization education, ecological culture education, environmental morality education, and patriotism education. In order to promote the realization of the national parks' ecological civilization education function, the concept of ecological education development of national parks, the principles of the realization of ecological education in national parks, and the main composition of the implementation of ecological education in national parks should be clarified, and the development of ecological civilization education on national parks should be designed scientifically.