The percent chance that the historical average (1865-2016) elevation of snowpack in each Sierra Nevada subregion will retreat given a 1 C (1.8 F) increase in average winter air temperature. (Source: NOAA Climate.gov/Fiona Martin)
The percent chance that the historical average (1865-2016) elevation of snowpack in each Sierra Nevada subregion will retreat given a 1 C (1.8 F) increase in average winter air temperature.