Cryosphere Capsules

Movement of Antarctic Icebergs Helped Drive the Onset of Ice Ages

Nature, January 13   Ice ages have long been associated with small periodic changes in the Earth’s orbit around the…

5 years ago

Oldest and Thickest Arctic Sea Ice Endangered

Nature Communications, January 4 The oldest and thickest portions of Arctic sea ice can be found in the Nares Strait,…

5 years ago

Long-term Warming Projections Increase When Including Regional Temperature Differences

Nature, January 4 Warming does not occur evenly across the world. Regional differences in temperature can influence the way the…

5 years ago

Warm Water from the Atlantic Accelerates Greenland Glacier Retreat and Ice Sheet Loss

Science Advances, January 1   Warm Atlantic water flowing into dozens of Greenland’s deepest fjords nearly doubles the amount of…

5 years ago

High Emissions Scenarios Could Double Ice-Free Freshwater Lakes by 2100

Geophysical Research Letters, August 14   Since the 1970s, freshwater lakes in the Northern Hemisphere have been three times more…

5 years ago

Giant Antarctic Icebergs Deliver Vast Amounts of Freshwater to the Southern Ocean

Science Advances, December 16 Large tabular icebergs (with areas ≥ 3 km2) are one of the greatest sources of melting…

5 years ago

Major Temperature Dataset Revises Estimates of Warming Upwards by 18%

Journal of Geophysical Research, December 15   A new revision of the UK Met Office HadCRUT5 dataset finds that global…

5 years ago

New IPCC Models Double SLR Estimates from Greenland by 2100 with High Emissions

Nature Communications, December 15 New CMIP6 models developed for the sixth IPCC Assessment Report (AR6) show that surface melt from…

5 years ago

Even Frozen Permafrost Can Produce Carbon Emissions

Frontier Earth Science, December 15 Measurements of carbon emissions (the greenhouse gases CO2 and methane) from a permafrost column sample…

5 years ago

The Arctic is Transforming into a Warmer, Less Frozen, and Biologically Changed Region

National Oceanic and Atmospheric Administration, December 7 This annual “Arctic Report Card” by NOAA detailed, among other things that as…

5 years ago