The first use of Advanced Scatterometer radar data to determine melt duration on an Antarctic ice shelf shows the season has decreased by up to 2 days per year during the extended 21st century record.
Antarctica
Posted inResearch Spotlights
Humming Ice Shelf Changes Its Seismic Tune with the Weather
Seismic waves resonating within the upper layers of the Ross ice shelf could help scientists monitor the Antarctic melt season and understand factors that could lead to sudden ice shelf collapse.
Posted inResearch Spotlights
Observations Show Gravity Waves Above Antarctica Dance in Winter
Year-round observations show gravity waves above Antarctica exhibit seasonal patterns that peak in winter, which could help researchers trace the source of this mysterious phenomenon.
Posted inEditors' Vox
The Ocean’s Gateway to Antarctica
Advances in observations and modeling are providing new insights into the dynamic Antarctic Slope Current and its critical role in Earth’s climate.
Posted inNews
Meet IceWorm: NASA’s New Ice-Climbing Robot
A robot that can inch up icy surfaces may help scientists reach new heights in some of Earth’s most dangerous and remote landscapes.
Posted inNews
Penguin Poop Keeps a Record of Antarctic Glaciation
Scientists are digging up Adélie penguin guano to study millennia of Antarctica’s history.
Posted inEditors' Highlights
New Method to Measure Ice Cap Thickness
Naturally generated seismic waves bouncing up and down through an ice sheet can be used to determine the thickness of the ice and monitor future changes in ice thickness.
Posted inEditors' Highlights
Dropsondes Reveal Atmospheric Boundary Layers Over Antarctic
636 high-resolution dropsondes reveal four types of atmospheric boundary layer over the Antarctic, including well-mixed and convective types.
Posted inResearch Spotlights
A More Detailed Look at Earth’s Most Poorly Understood Crust
The second-generation Antarctic Digital Magnetic Anomaly Project offers a powerful new tool for probing the structure and evolution of the southernmost continent’s lithosphere.
Posted inEditors' Highlights
Energetic Electrons Can Penetrate the Stratosphere
Precipitations of electrons with energies greater than 30 kiloelectron volts from the slot region penetrate at low altitude and can contribute to destroy ozone.