湿地与人类的生存、繁衍、发展息息相关,是自然界最富生物多样性的生态景观和人类最重要的生存环境之一。湿地不但为人类的生产、生活提供多种资源,而且具有巨大的环境功能和效益。在抵御洪水、蓄洪防旱、控制污染、调节气候、控制土壤侵蚀、促淤造陆、美化环境等方面,湿地也有着其他系统不可替代的作用,被誉为“天然水库”、“地球之肾”、“生物超市”等,与森林、海洋一起并称为全球三大生态系统。鉴于湿地对于维护生态平衡的重要作 Wetland is closely related to the survival, multiplication and development of mankind. It is one of the most important ecological environment and the most important living environment for human beings in nature. Wetlands not only provide a variety of resources for human production and living, but also have huge environmental functions and benefits. Wetland also plays an irreplaceable role in other fields such as preventing floods, saving floods and controlling drought, controlling pollution, regulating climate, controlling soil erosion, promoting siltation and landscaping, and beautifying the environment. It is also known as “natural reservoir” Earth’s kidney “, ” biological supermarket "and so on, together with the forest, ocean and called the world’s three major ecosystems. Given the importance of wetlands for maintaining ecological balance