“…1 Nos. 4,5,9,20,23) (Kuhle, 1987c(Kuhle, ,1988a(Kuhle, , b, 1989b(Kuhle, , 1990(Kuhle, , 1999(Kuhle, , 2005(Kuhle, , 2007a). In addition, the authors fail to consider the erraticboulders high above the talweg, and the thick ground moraine covers presented tens ofkilometres down the Rongbuk valley, so for example at 4350 m asl (Kuhle, 1988b) and at3950 m asl in the lower Rongbuk valley and its continuation, the Dzakar Chu.…”