从生态经济学角度探究水土流失问题

从生态经济学角度阐述了水土流失具有自然性，社会性双重属性，剖析了水土流失的自然推动力机制和社会性动力机制，提出在治理水土流失的问题上应注意在自然性方面遵循水循环的一些生态运动规律，加强对水土流失规律等科学方面的研究，在社会性方面为克服成本外摊，收益外泄带来的问题可采取适当的行政、法律、教育和经济措施使成本外摊，收益外泄内在化。

Discussion on the Problem About the Losses of Water and Soil from Ecosystem-Economics

The naturity and sociality of the loss of water and soil were discussed from ecosystem-economics, and the machanism of its dynamic in nature and society was analysed, and some conclusions were put forward in the article that rules of hydrological cycle in ecosystem should be abided by and some studes on the loss of water and soil should be strengthened, and some problem in its sociality, the externalized cost and externalized benefit should be disolved by turning it into the inner of the environmental and economics under the measure of the official, laws, education and economics.