Evolutional Trend of Water Resource in Liaohe River Catchment
YAN Bai-xing，SONG Xin-shan，YAN Min-hua，DENG Wei，YAN Deng-hua
（Changchun Institute of Geography，Chinese Academy of Sciences，Changchun 130021，Jilin Province，PRC）
Abstract：The water problems of the Liaohe river catchment were discussed systematically．Based on the evolution of precipitation and runoff，the probability of drying-up was derived from the picking-up of erosion，pollution，waterlog and droughts．At the same time，the countermeasures and proposes for the sustainable utilization of water resources in the catchment were pointed out．
Keywords：Liaohe river catchment；water resource；drying-up；countermeasures
