The relationship between man and nature and the activities of the damage from human activities can to coordinate.The vigorous development of human society is to continue indefinitely,we must have a correct understanding of man and nature,human relationships,make it harmonious state,only a fundamental change in people's attitude will contribute to the social and human development.Sustainable development is the core idea of a harmonious relationship between human beings and the natural pursuit of this ideal as a goal,System requirements human society in harmony with the Earth's natural systems,and harmony.