New observations from ICESat-2 show remarkable Arctic sea ice thinning in just three years
WASHINGTON—Over the past two decades, the Arctic has lost about one-third of its winter sea ice volume, largely due to a decline in sea ice that persists over several years, called multiyear ice, according to a new study. The study also found sea ice is likely thinner than previous estimates. Seasonal sea ice, which melts completely each […]