Europe's Sentinel-1A spacecraft and its extraordinary images of slip from the South Napa earthquake herald a new era of space-based surveillance of faults.
earthquakes
Posted inResearch Spotlights
Mapping Seismic Activity in the Pamir Mountains
Researchers plot deformation from 6000 seismic events across the central Asian mountain range to better understand its tectonic history.
Posted inNews
Ohio Earthquake Directly Tied to Fracking
A small earthquake that occurred in Ohio in 2014 is among the largest earthquakes thought to be induced directly by hydraulic fracturing.
Posted inResearch Spotlights
Ancient Earthquakes Made an Island Rise and Fall
Observations track elevation changes of an island in the Kodiak Archipelago to past ruptures of the Alaska-Aleutian megathrust fault.
Posted inResearch Spotlights
Seafloor Changes Above the Tohoku-Oki Earthquake Rupture Zone
Three years after the devastating earthquake, transponders record afterslip deformation on the seabed above the Tohoku-Oki rupture zone.
Posted inResearch Spotlights
Changing Crustal Velocities Preceded 2011 Tohoku-oki Quake
Researchers examined the crustal deformation associated with earthquakes that occurred before the 2011 Tohoku-oki earthquake.
Posted inResearch Spotlights
Is the Recent Increase in Earthquakes Random?
A statistical analysis cannot prove with high confidence that the recent global increase in large (M≥5.6) earthquakes could not have happened by random chance.
Posted inNews
Six of the L’Aquila Seven Acquitted in Appeal
Six of the accused L’Aquila seven acquitted.
Posted inResearch Spotlights
Oregon Earthquakes Increase Local Landslide Risk
Researchers investigate the strength of Oregon’s coastal hillsides in the face of an earthquake.
Posted inNews
Assessing Earthquake Risks in the Pacific Northwest
While megaquakes occasionally occur along the Cascadia margin, smaller but more frequent crustal earthquakes are a more immediate threat, according to a natural hazards expert.