Figure 1

The trend of annual potential evapotranspiration, precipitation, streamflow at the Alar station in the Tarim River Basin during 1960~2015 (Note: P, ET P , Q indicate the precipitation, potential evapotranspiration and streamflow, respectively. Green dotted lines represent the average values during the prior impacted period and post impacted period, Red dotted lines represent annual variation tendency of the sequence. p value is the significance level of Pettitt-test).