Evaluation Of Sustainable Development Based On The Bearing Capacity Of The River Region

The rivers and the civilized, economics development is closely linked, however, for own benefit, the humanity emphases rivers economic effectiveness, causing the rivers to be unable to withstand the load, ecosystem internal balanced to be destruct. Sustainable development urgents Human society.At present, sustainable development's elementary "theory is PRED theory, this theory takes the economic growth as a core, stresses the coordinated relations research between the population, the resources, the environment and the development, but are very few based on the carrying capacity research, even if has, also is only concentrates on the land, the water or the environment and so on single . essential factor aspect.The natural rivers are a giant system, and the rivers life is the precaution device of socio-economic development, the life end often indicating the region social economy decline. Therefore, attention to the rivers carrying capacity is not only significant to rivers' effectiveness and the self-repairing, but also guides the human society and the natural ecological environment harmonious development, realizing the human society sustainable development.This article utilizes the System Analysis Method, elaborating qualitative and quantitative analysis to the rivers carrying capacity, takes this as the basic point, it inserts the rivers carrying capacity to the region sustainable development theory, constructs region sustainable development appraisal system based on the rivers carrying capacity, guiding region economic society's healthy development.