气候变暖背景下青海三江源区季节冻土冻融特征研究

李万志, 马海玲, 庞昕玮, 白文蓉, 李红梅, 余迪, 李漠雨

Study on the characteristics of freezing and thawing of the seasonally frozen ground in the Three-River Source Region of Qinghai under warming climate

Wanzhi LI, Hailing MA, Xinwei PANG, Wenrong BAI, Hongmei LI, Di YU, Moyu LI

图2 1961—2021年三江源区年平均气温、年平均气温累计距平变化曲线（单位：℃）

Fig. 2 Changing curve of annual average temperature （a） and cumulative annual average temperature anomaly （b） in the Three-River Source Region on northeastern Qinghai-Tibet Plateau from 1961 to 2021（unit： ℃）