Firn aquifers—pockets of meltwater beneath the surface of an ice sheet—could have far-reaching impacts on subglacial hydrology, a new study finds.
Greenland
Posted inResearch Spotlights
Mapping Ice Algal Blooms from Space
Satellite data reveal how colorful algae are melting the Greenland ice sheet.
Posted inNews
Sand from Greenland’s Melting Ice Sheet Could Bring in Business
The effects of climate change could fuel a new sand mining industry in Greenland.
Posted inNews
Podcast: Toxic City Under the Ice
In the latest episode of its Centennial series, AGU’s Third Pod from the Sun recounts the history of a top-secret military project with unintended environmental consequences.
Posted inNews
Icebergs Reveal Contours of the Ocean Bottom
Using satellite imagery of grounded icebergs near Greenland, researchers estimate the drafts of these ice masses and therefore water depth, measurements that shed light on future sea level rise.
Posted inNews
Enormous Impact Crater Spotted in Greenland Under Glacial Ice
Ice-penetrating radar revealed a 31-kilometer impact crater—one of the world’s largest—in northwestern Greenland that might have been formed fewer than 20,000 years ago.
Posted inEditors' Highlights
Greenland Basal Melting May Be Considerably Less Than We Think
New observations of surface ice velocity over northern Greenland challenge current assumptions used in ice sheet models to model the deformation mechanisms that govern ice flow.
Posted inResearch Spotlights
Glacial Meltwater Plumes Support Greenland Phytoplankton Blooms
Field measurements from the Bowdoin Glacier show that entrainment of deep water into upwelling glacial discharge delivers crucial nutrients to the surface of the surrounding fjord.
Posted inResearch Spotlights
What Precursors Foretold Greenland’s Recent 100-Meter Tsunami?
Slippage began hours before a landslide-driven tsunami destroyed a village in northwestern Greenland.
Posted inScience Updates
Envisioning and Sustaining Science at Summit Station, Greenland
Summit Station Science Summit; Arlington, Virginia, 28–29 March 2017