Location and Climate of Gulkana Glacier

Fig. 1. Top panel shows, Benchmark Glacier total winter precipitation at the median elevation of each glacier, based on local weather station data (O'Neel et al., 2019), for the 1991 – 2020 climate normal period. Map shows the location of Gulkana Glaciers (large black dot) among the Benchmark Glacier network (smaller black dots). Glaciers of the Contiguous United States (CONUS), Canada, and Alaska shown in blue (Randolph Glacier Inventory, 2017). Bottom panel shows, Benchmark Glacier total summer positive degree days at the median elevation of each glacier, based on local weather station data (O'Neel et al., 2019), for the 1991 – 2020 climate normal period.