A comprehensive collection of variation in Earth's gravity could aid studies of the Antarctic geoid and of Antarctica's geology and ice sheet dynamics.
Geodesy
Posted inResearch Spotlights
New Methods Measure How Vertical Land Motion Affects Sea Level
Researchers demonstrate the value of combining GPS and satellite data on vertical motion of the Earth's surface with tide gauge measurements to track rising sea levels.
Posted inResearch Spotlights
Plate Displacement Rate Offers Insight into 2011 Tohoku Quake
For the first time, scientists use GPS to measure the displacement rate of the subducting Pacific Plate near the source of disastrous shaking in 2011.
Posted inResearch Spotlights
Radar Technique Shows Magma Flow in 2014 Cape Verde Eruption
The European Space Agency's Sentinel-1 satellite captures volcanic surface changes that reveal the flow below.
Posted inResearch Spotlights
Subsurface Craters Expose the Moon's Dramatic Past
Scientists use the gravity signature of the lunar surface to trace the history of impact cratering and its role in the Moon's evolution.
Posted inScience Updates
On the Rebound: Modeling Earth's Ever-Changing Shape
A new modeling tool easily computes the elastic response of changes in loading on Earth's surface to high resolution. Scientists test this tool using finely detailed data on glaciers' mass changes.
Posted inResearch Spotlights
How Did the Moon Get Its Shape?
Scientists find a solution to a 200-year-old problem: syncing the prominent bulges on the Moon with our natural satellite's origins.
Posted inScience Updates
Keeping Watch Over Colombia's Slumbering Volcanoes
Technology used in your car's navigation system can help save the lives of those living in the shadows of volcanoes.
Posted inResearch Spotlights
Local Model Better Describes Lunar Gravity
Scientists zero in on the Moon’s South Pole to create more accurate models of the lunar surface.
Posted inScience Updates
The Role of Geodesy in Earthquake and Volcanic Studies
Geodesy for Earthquake and Natural Hazards (GENAH) 2014 International Symposium;
Matsushima, Japan, 22–26 July 2014