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Table 4

Evaluation on effects of climate changes and human activities on the changed watershed resilience of the dry season

Impacting factorResilience indicator (Pi) at hydrological station
Upper reach
Middle reach
Lower reach
ZhutuoCuntanYichangZhichengShashiJianliLuoshanHankouDatong
Climate changes (1981–2002) −0.3 −0.4 −0.6 −0.42 −0.41 −0.11 −0.73 −0.73 −0.72 
Climate changes (2003–2014) −0.3 −0.4 −0.6 −0.6 −0.5 −0.29 −1 −1 −0.57 
Total human activities (1981–2002) 0.59 0.64 0.55 0.27 0.36 0.09 0.55 0.37 0.37 
Total human activities (2003–2014) 1.25 1.5 0.67 0.5 0.33 −0.33 
TGD operation (2003–2014)   −0.33 −0.5 −0.17 −0.33 
Other human activities (2003–2014) 1.25 1.5 1.33 1.5 0.84 0.83 0.33 −0.33 
Impacting factorResilience indicator (Pi) at hydrological station
Upper reach
Middle reach
Lower reach
ZhutuoCuntanYichangZhichengShashiJianliLuoshanHankouDatong
Climate changes (1981–2002) −0.3 −0.4 −0.6 −0.42 −0.41 −0.11 −0.73 −0.73 −0.72 
Climate changes (2003–2014) −0.3 −0.4 −0.6 −0.6 −0.5 −0.29 −1 −1 −0.57 
Total human activities (1981–2002) 0.59 0.64 0.55 0.27 0.36 0.09 0.55 0.37 0.37 
Total human activities (2003–2014) 1.25 1.5 0.67 0.5 0.33 −0.33 
TGD operation (2003–2014)   −0.33 −0.5 −0.17 −0.33 
Other human activities (2003–2014) 1.25 1.5 1.33 1.5 0.84 0.83 0.33 −0.33 
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