The main forms of land use and land cover change were introduced, and the impact of land use and land cover change on the hydrology, water quality, sediment, as well as the structure, functions and biodiversity of river ecosystem was studied, providing technical guidance for the ecological protection.%介绍了土地利用/覆被变化的主要形式,分析了土地利用/覆被变化对河流的水文情势、水质、泥沙、河流生态系统的结构、功能和生物多样性的影响,为生态保护提供技术指导.
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