All components of the cryosphere have been in decline over the past few decades (see figure 4.25), with North­ern Hemisphere spring snow cover continuing to decrease in extent, and glaciers losing mass and contributing to sea level rise throughout the 20th century. The strong and significant changes reported to the cryosphere in IPCC’s last major… Read More Cryosphere decline continues, Northern Hemisphere snow and glacier loss accelerates: IPCC