Policy Framework Research on Improving Service Functions of Aquatic Ecosystems

First, the paper discusses the characteristics of China's water resources and China's actions to improve aquatic ecosystem service functions. Secondly, it analyzes the aquatic ecosystem service functions, the current situation and evolution of China's major aquatic ecosystems, changes in service functions of China's aquatic ecosystems, major contributing factors of the degradation of service functions of China's aquatic ecosystems, impact of reservoir and dam construction on river ecosystem service functions in China, and, finally, it puts forward policy recommendations for improving China's aquatic ecosystem services.