Iron isotopes show that salty seawater pockets beneath the ice were as cold as −15°C.
glaciers & ice sheets
Posted inNews
Los glaciares se están calentando más lentamente de lo esperado, pero no por mucho tiempo
Un conjunto de datos sin precedentes ofrece información sobre el efecto de enfriamiento contraintuitivo de los glaciares a escala global.
Posted inResearch Spotlights
Melting Glaciers Mix Up Waters More Than We Thought
Existing theory underestimates the mixing of freshwater and seawater by up to 50%.
Posted inResearch & Developments
Hundreds of Scientists “Vehemently Oppose” U.S. Effort to Purchase Greenland
More than 200 scientists scientists have signed a letter condemning U.S. President Donald Trump’s efforts to acquire Greenland.
Posted inNews
Amid the Arctic’s Hottest Year, Arctic Science Faces a Data Deficiency
The 20th annual Arctic Report Card reveals new highs in temperature and new lows in sea ice, as well as an uncertain outlook for the availability of federal data.
Posted inNews
The Land Beneath Antarctica’s Ice Might Be Full of Water
Seismic surveys hint at the extent of a potential groundwater system in the White Continent.
Posted inNews
Glacier Runoff Becomes Less Nutritious as Glaciers Retreat
Sediment from retreating, land-terminating glaciers contains proportionally fewer micronutrients such as iron and manganese, reducing the glaciers’ value to microorganisms at the base of the food web.
Posted inNews
Glaciers Are Warming More Slowly Than Expected, but Not for Long
An unprecedented dataset offers insight into the counterintuitive cooling effect of glaciers on a global scale.
Posted inNews
Pamir Glacier Expedition Returns with High-Elevation Ice Cores
The three glacial cores will unlock mysteries about past climate and weather patterns in central Asia.
Posted inNews
Satellite Data Reveal Changing Lakes Under Antarctic Ice
Radar altimetry observations have pinpointed 85 active subglacial lakes, shedding light on how water moves beneath the Antarctic Ice Sheet.