中文摘要：

从水域面积、水文环境、水环境质量和土地利用方式等方面阐述了洞庭湖生态环境的历史演变过程，分析了当前洞庭湖主要生态环境问题的特征及原因，并有针对性的提出了“开展绿化工程、加强蓄洪能力建设、调整湖区产业结构、控制污染”等综合性的生态环境保护对策及措施建议。

英文摘要：

The historical evolution process of the Dongting Lake was elucidated from lake area,hydrological environment,water environment quality and land utilization method.The characteristics and causes of the main ecological environment problems existing in the Dongting Lake Area were analyzed.Additionally,some integrated measurements for ecological environment protection,such as carrying out plant engineering,reinforcing flood storage ability,adjusting industrial structure,controlling pollution etc.,were also included in this article.