Abstract: The significance of ecological safety to the sustaining and development of the Chinese nation as well as the safeguard of the people′s vital interests are expounded on the basis of elaboration of the conception and connotation of ecological safety.Severe environmental pollution,expanding ecological deficits,damage of species resources,recurrence of natural calamities and other critical situations the country is confronted with are analyzed.On such a basis,strategies to safeguard the ecological safety of the country are brought forward,such as standardizing orderly development of the territory,consummating laws,policies and regulations for ecological protection,establishing an ecological monitoring and evaluation system,strengthening environmental supervision and management of resources exploitation,enhancing ecological safety awareness of the nation.

Key words: ecological safety, conception, connotation, construction of a harmonized society, countermeasure