Researchers explored the patterns and drivers of variability in fjords linking the Greenland Ice Sheet and the Atlantic Ocean using numerical simulations and in situ observations.
Greenland
Posted inResearch Spotlights
When Winds and Currents Align, Ocean Mixing Goes Deep
Slantwise convection in the Irminger Sea off Greenland appears to mix ocean water to deeper depths than previously thought, representing an important contribution to Atlantic overturning.
Posted inNews
Evidence of Drought Provides Clues to a Viking Mystery
A persistent drying trend, not plunging temperatures, may have played a role in the unexplained disappearance of Norse settlers from Greenland, according to researchers.
Posted inNews
Impact Structure Hidden Under Arctic Ice Dates to the Paleocene
Greenland’s Hiawatha impact structure, more than 30 kilometers in diameter, is much older than previously thought, new results suggest.
Posted inNews
It’s Getting Hot Under Greenland
Meltwater draining through an area of the Greenland Ice Sheet creates enough energy to rival that of a massive hydroelectric power station, researchers say.
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 inScience Updates
Undertaking Adventure to Make Sense of Subglacial Plumes
Novel observations and inventive analyses of glacial discharge in Greenland have revealed new insights into the irregular and chaotic nature of ice-ocean interactions at glacial calving fronts.
Posted inEditors' Highlights
Evidence of Crevasses Transporting Heat Deep into Greenland Ice
Crevasses are a feature of ice sheets but how deep they extend has been a mystery. Now crevasse traces have been visually identified to 265 meters in a borehole in a fast-moving outlet glacier.
Posted inNews
The Chaos Beneath a Glacier’s Calving Front
For the first time, researchers have captured continuous data on the abrupt changes and activities happening at a glacier’s calving front.
Posted inNews
The Catcher in the Ice
There are three ways to extract gases from an ice core. The cleanest one, sublimation, is getting easier.