TY - JOUR T1 - Satellite observations show no net change in the percentage of supraglacial debris-covered area in northern Pakistan from 1977 to 2014 JF - Journal of Glaciology Y1 - 2015 A1 - Herreid, Sam A1 - Pellicciotti, Francesca A1 - Ayala, Alvaro A1 - Chesnokova, Anna A1 - Kienholz, Christian A1 - Shea, Joseph A1 - Shrestha, Arun VL - 61 ER -