青藏高原腹地各拉丹冬南北坡多年冻土考察初步结果
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Preliminary results of permafrost investigation on northern and southern slopes of Mt. Geladandong, interior Qinghai-Tibet Plateau
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图3. 扎加藏布源区和沱沱河源区的典型冰缘地貌 |
Fig. 3. Several kinds of typical periglacial landforms discovered in source area of the Zhaga Zangbo River and source area of the Tuotuo River: a rock glacier (a), weathered bedrock and kurums (debris slope) (b), a small cirque glacier (c), debris slope (d), polygon soil (e), thermokast lakes and pingos (f), retrogressive thaw slump (g) and a perennial pingo (h) (The photos were taken on November 10, 2020, and the white dot marks the location of borehole dilled at the top of pingo) |
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