On this basis, numerous evaluations of ecosystem integrity have been performed through the adoption of a Geographic Information System (GIS) analysis [19,20]. There is an urgent need to develop ecosystem integrity assessment frameworks that can be applied more frequently and repeatedly to nature ...
The headwaters of the Qingzhu River are located in the southern peaks of the Motianling Mountains at an altitude of 3837 m in Qingchuan County, near the northern margin of the Sichuan River Basin [29]. The river flows from northwest to southeast, has a length of 204 km and drains an ...