Wise Use of Freshwater for Wetland Restoration in the Yellow River Delta Nature Reserve

摘要

The Yellow River Delta nature reserve is a kind of new-born wetland ecosystem nature reserve, featured by youth, frangibility and instability. With the influence from nature factor and human activities, some wetland area is degraded. Based on the analysis of new-born wetland ecosystem and ecosystem succession trend, the reasons of degradation are given and the importance of freshwater from the Yellow River is explained. To restore the degraded wetland, wise use of freshwater is the vital method. The article takes wetland restoration as example to show how to wisely use freshwater, introduce the objective, theory, means and project design for wetland restoration.