Abstract
The ecological system and natural environment of islet in river are easy to be damaged. With the increasing tourists and serious lag of management, the ecological environment of islet in river is facing severe challenges and its ecological environmental security should been paid more attention. Based on the model of Press-State-Response, the article constructed the evaluation index system of islet in river and applied it in the evaluation of Dongzhou islet of Hengyang, Hunan province of China. The research can provide the reference for ecological security evaluation and environment protection. It will promote the islets tourism utilization and sustainable development.
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