The natural education is a powerful grasp and important content of ecological civilization construction.The protected area has good endowment of the natural resources,which provides activity site and educational resource foundation for natural educational practice.On the basis of defining and analyzing the concept and connotation of natural education and natural educational resource,this paper put forward the classification scheme of natural educational resources in the protected areas,including 3 main categories of natural things,activity sites and natural culture,9 subcategories and 48 basic...