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Tag: Geophysics

mosasaurs

The songs of fin whales offer new avenue for seismic studies...

seismogram

Machine learning unearths signature of slow-slip quake origins in seismic data

Three water-filled maars, created by volcanic eruptions, in Germany’s Eifel region. Credit: Martin Schildgen/Wikimedia Commons

New evidence of long-term volcanic, seismic risks in northern Europe

Things are really quieting down on planet Earth. Credit: The Royal Observatory of Belgium.

Thanks to COVID-19, nothing’s moving—and seismologists can tell

Studying the snowmelt episodes of a Pyrenean river with a seismometer

Marine Denolle (right) and her team, including Jiuxun Yin (left) and Brad Lipovsky, created numerical models to predict an earthquake’s final magnitude 10 to 15 seconds faster than today’s best algorithms. Credit: Stephanie Mitchell/Harvard Staff Photographer

Predicting the strength of earthquakes

Aerial view of the hydraulic fracturing rig at Cuadrilla’s Preston New Road site. Credit: Matthew Hampson, Cuadrilla Resources Ltd

Predicting seismic activity at fracking sites to prevent earthquakes

The output of the proposed methodology, which is a two-part optimization process that refines a common technique used to image salt bodies. The black area represents the salt region. Credit: Mahesh Kalita

Solving the salt problem for seismic imaging

The seismological station Patache is located at an altitude of 830 meters less then two kilometers away from the coast. Credit: C. Sens-Schönfelder, GFZ

Sun, moon and sea as part of a ‘seismic probe’

A snapshot of seismic data taken at a single station during the peak of an aftershock sequence

Q&A: Creating a “Virtual Seismologist”

Ocean

Seismic study reveals huge amount of water dragged into Earth’s interior

Rig "An oil platform"

Location of wastewater disposal drives induced seismicity at US oil sites

Seismogram

New approach offers high-resolution seismic monitoring of the shallow subsurface

Seismic analysis identifies 2017 North Korean nuclear explosion, collapse, earthquakes

Regional seismic data help to locate September 2017 North Korean nuclear...

The Mid-Atlantic Resource Imaging Experiment (MATRIX) collected reflection seismic data along more than 2000 km of trackline shown in yellow.

Seismic research cruise provides new data on US Atlantic margin gas...

Earth

Study uses seismic noise to track water levels in underground aquifers

LSU's Patricia Persaud (left) and a Cal Tech undergraduate student mark a newly-buried geophone node in a Los Angeles yard.

Urban geophone array offers new look at northern Los Angeles basin

Model of a plant with one or several boreholes.

Optimized positioning of geothermal boreholes reduces seismicity

seismic waves are essentially blind to a very common substance found throughout the Earth's interior: water.

Scientists find seismic imaging is blind to water

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