Have you ever noticed that the Earth is humming? Seismologists have! Discover how individual storms in the northern Pacific Ocean generate a long-period seismic signal.
seismology
Posted inNews
Dimitri Komatitsch (1970–2019)
Dimitri Komatitsch had a profound impact on computational seismology and embodied the notion of open-source, collaborative research.
Posted inScience Updates
Project VoiLA: Volatile Recycling in the Lesser Antilles
Deep water cycle studies have largely focused on subduction of lithosphere formed at fast spreading ridges. However, oceanic plates are more likely to become hydrated as spreading rate decreases.
Posted inNews
Unused Fiber-Optic Cables Repurposed as Seismic Sensors
So-called dark fiber can serve as regional seismic activity monitors and also detect earthquakes thousands of kilometers away, according to new research.
Posted inResearch Spotlights
Forecasting Seismicity from Wastewater Disposal in Oklahoma
Mandated wastewater injection reductions in effect since 2016 are inadequate for preventing future, large-magnitude earthquakes in the state, according to a new induced seismicity model.
Posted inEditors' Highlights
Seismic Anisotropy Due to a Compositionally Layered Mantle
Investigating the role of layered rocks and compositional banding on mineral scale in generating seismic anisotropy in the mantle.
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 inScience Updates
Taking Magnetotelluric Data out of the Drawer
Magnetic and electric field measurements at Earth’s surface provide information on Earth’s interior and on space weather. An open-source central repository of these data has received a major update.
Posted inAGU News
Tobin Receives 2018 Paul G. Silver Award
Harold Tobin will receive the 2018 Paul G. Silver Award for Outstanding Scientific Service at AGU’s Fall Meeting 2018, to be held 10–14 December in Washington, D. C. The award is given annually to recognize a scientist who has made “outstanding contributions to the fields of geodesy, seismology, or tectonophysics through mentoring of junior colleagues, leadership of community research initiatives, or other forms of unselfish cooperation in research.”
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.