Emission from a ship’s engine gives clues to how much light-absorbing molecules may build up on and above snow and sea ice. Such emissions are likely to increase as more ships venture into the Arctic.
sea ice
Posted inEditors' Vox
Exploring a More Dynamic Arctic Icescape
A joint special issue presents new findings from a field campaign in the Arctic Ocean which highlights key processes that need to be taken into account to predict the future of the Arctic ice pack.
Posted inNews
Emperor Penguins’ Huddles Change in Response to Weather
How quickly the penguins huddled when weather worsened provided clues about their feeding success and how climate change may alter the Antarctic biosphere, according to scientists.
Posted inEditors' Highlights
Spectral Surface Emissivity Improves Arctic Climate Simulation
Improving the representation of surface emissivity in the Community Earth System Model reduces its Arctic winter cold bias from 7 to 1 Kelvin degree.
Posted inResearch Spotlights
Sea Ice Loss Suppresses Some Effects of Climate Change
Polar amplification could counteract weather patterns shifting toward the poles.
Posted inResearch Spotlights
Reducing Errors in Satellite-Derived Arctic Sea Ice Thicknesses
Salty snow throws off satellite-based estimates of Arctic sea ice thickness by up to 25%. A new method seeks to fix that.
Posted inNews
Build Four New U.S. Polar Icebreakers, Report Urges
All of the ships should be “science ready,” whereas one should be “fully science capable,” according to new recommendations from the National Academies of Sciences, Engineering, and Medicine.
Posted inScience Updates
Bringing Together Observers and Modelers of Sea Ice
Sea Ice Thickness: Innovative Strategies to Integrate Measurements and Modeling; Boulder, Colorado, 16–17 November 2016
Posted inEditors' Vox
The Uncertain Future of the West Antarctic Ice Sheet
A recent paper in Reviews of Geophysics discusses how climate change could affect ice streams, ice sheets, ice shelves, and sea ice in Antarctica.
Posted inNews
Concern About Climate Change Drives Arctic Council Meeting
Actions taken by ministers at the meeting included an agreement on international Arctic scientific cooperation and adoption of recommendations of a report on the region’s changing state.