Scientists accurately map the shape of the bedrock beneath a glacier using a new technique.
Remote sensing
Posted inNews
New Technique Reveals Iceberg Calving Process
Researchers used unmanned aerial vehicle data to model the growth of a fracture that broke a 1-kilometer-long iceberg off a Greenland glacier.
Posted inNews
Kilimanjaro's Iconic Snows Mapped in Three Dimensions
New ground-penetrating radar measurements reveal the thickness and total ice volume of the mountain's Northern Ice Field.
Posted inResearch Spotlights
How Mars Got Its Layered North Polar Cap
Orbital wobbling shaped the dome of ice and dust at the planet's north pole.
Posted inResearch Spotlights
A Comparison of Surface Thinning in West Antarctic Glaciers
An uninterrupted 24-year altimetry record of Amundsen Sea Embayment glaciers indicates the initiation and pace of thinning have been inconsistent across the region.
Posted inResearch Spotlights
West Antarctic Ice Shelf Breaking Up from the Inside Out
Researchers trace the origin of a 2015 iceberg to a crack that formed deep beneath the ice.
Posted inScience Updates
Using Landsat to Take the Long View on Greenland's Glaciers
A new web-based data portal gives scientists access to more than 40 years of satellite imagery, providing seasonal to long-term insights into outflows from Greenland's ice sheet.
Posted inScience Updates
Bringing Earth's Microwave Maps into Sharper Focus
New processing capabilities improve the spatial resolution of satellite microwave data, enabling scientists to analyze trends in coastal regions and marginal ice zones.
Posted inScience Updates
Charting Ice Sheet Contributions to Global Sea Level Rise
An international team produced an integrated assessment of polar ice mass losses in 2012. Now efforts to provide an up-to-date assessment are under way, with an open invitation for participation.
Posted inResearch Spotlights
Monster El Niño Not Enough to Quench California Drought
New research shows that the Sierra Nevada snowpack will likely not recover from the current drought until 2019.