I believe that this is an important paper and makes a significant contribution to our knowledge of glaciology in the Himayalas.Most decadal scale change studies have focused on the Everest Region, the Indian Himalaya, or the Tian Shian, leaving a huge area of High Mountain Asia where we have relatively no idea of how the glaciers have responding to climatic perturbations.General comments The English of the paper is very good although a few small typos exist.I have highlighted a couple but suggest a thorough read through.The paper is laid out well and the results are interesting, however I feel that before it is published C1