Abstract: Numerous in number, uninhabited islands represent about 94% of the total number of the islands in China,but only 2% in terms of area. As regard to future models of protective development, concepts of, principles for and approaches to habitats renewal are introduced. The future models may include the following optional strategies,such as nature reserve,ecological tourism, marine farm, harbor, etc. Based on the principles of protective development and ecological restoration, and rationales and methodology of habitat renewal, these islands can be sorted into four types, ecological, developmental, inhabitant-free, and defense-oriented, which facilitates effective respective management.

Key words: uninhabited islands, sustainable development, model, habitat renewal, protective development