Based on the monthly air temperature and precipitation data of thirteen observation stations from 1961 to 2000 in eastern Liaoning province,the inter-decadal variabilities of air temperature and precipitation were analyzed in detail.Evaporation was calculated with Gaoqiao formula in eastern Liaoning province,and the inter-decadal variability characteristics on evaporation and difference between precipitation and evaporation were analyzed.The responses of climatic drought to climate warming were also researc...