Figure 1

Location of the study area. (a,b) show the location of study area within China and Tianshen mountains with the satellite image obtained from Baidu ©2022 DigitalGlobe, Technologies (https://map.baidu.com/search/%E5%85%A8%E5%9B%BD/@12959219.599999992,4825334.641182318,5.33z/maptype%3DB_EARTH_MAP?querytype=s&da_src=shareurl&wd=%E4%B8%AD%E5%9B%BD&c=224&src=0&pn=0&sug=0&l=18&b=(13432344.2131852,3651617.4721446065;13433629.447638426,3652204.281511593)&from=webmap&biz_forward=%7B%22scaler%22:1,%22styles%22:%22sl%22%7D&device_ratio=1). The red dots are the meteorological stations. (c) is the elevation map that obtained from Resource and Environment Science and Data Center (https://www.resdc.cn/Default.aspx). Map created in ArcMap 10.6 of the Environmental System Resource Institute, Inc. (https://www.esri.com/software/arcgis/arcgis-for-desktop). Boundaries made with free vector data provided by National Catalogue Service for Geographic Information (https://www.webmap.cn/commres.do?method=dataDownload).