A super salty spring in the Canadian Arctic provides insights key to detecting life on a distant ocean world.
Arctic
Posted inEditors' Highlights
Can Aurora Enhance Radar Monitoring of Arctic Aviation?
Enhanced E-region ionization produced by the aurora can be used to reflect signals from over-the-horizon radars and thus enable those radars to better monitor aviation in Arctic regions.
Posted inNews
More Fires, More Problems
Increasing incidents of wildfires in the Arctic are not only thawing permafrost but changing the entire underlying structure of the region.
Posted inEditors' Vox
Tracking Heat Gains and Losses in the Nordic Seas
The Nordic Seas experience influxes of warm water and losses of heat to the atmosphere with knock-on effects on sea ice, glacier retreat, and carbon dioxide uptake.
Posted inResearch Spotlights
Diurnal Oxidation for Manganese Minerals in the Arctic Ocean
The relative abundance of different oxidation states for this important micronutrient varies on the basis of how much available sunlight there is.
Posted inEditors' Highlights
Hot Lakes in a Cold Climate
Arctic warming may release less carbon dioxide from high latitude lakes but increase their climate impact by releasing more methane.
Posted inNews
Projection: $110 Billion in Repairs for Russian Pipelines on Permafrost
Permafrost thaw is a major threat to pipelines in the Russian Arctic, particularly those carrying natural gas.
Posted inScience Updates
Arctic Unicorns and the Secret Sounds of a Glacial Fjord
The successful deployment of a seafloor seismometer near the calving front of a Greenland glacier has opened a new avenue to study hidden glacial processes and the behavior of fjord-dwelling wildlife.
Posted inResearch Spotlights
Capturing How Fast the Arctic Ocean Is Gaining Fresh Water
A new analysis suggests that models do not accurately capture how fresh Arctic surface waters mix with deeper waters, contributing to underestimation of Arctic surface freshening.
Posted inNews
Mammoths Lost Their Steppe Habitat to Climate Change
Ancient plant and animal DNA buried in Arctic sediments preserve a 50,000-year history of Arctic ecosystems, suggesting that climate change contributed to mammoth extinction.