The Glaciers of the Hindu Kush-Himalayan Region: A summary of the science regarding glacier melt/retreat in the Himalayan, Hindu Kush, Karakoram, Pamir, and Tien Shan mountain ranges

News of glaciers retreating in the high mountains of Asia has intensified concerns about impacts of climate change on the hydrological systems of central, south, and east Asia. The overall purpose of this review is to provide a summary of the scientific knowledge about glacier melt/retreat in the high mountains of Asia.