When an earthquake hits, it is rarely an isolated event. Foreshocks precede quakes, and aftershocks follow them. To quantify seismic hazards, scientists must disentangle the factors that contribute to these shaking sequences.
Earth Sciences
May 1, 2023
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Faults in the Ridgecrest, California area were very sensitive to solid earth tidal stresses in the year and a half before the July 2019 Ridgecrest earthquake sequence, researchers reported at the Seismological Society of ...
Earth Sciences
Apr 21, 2023
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Staff in public and private hospitals in Mexico City are likely to follow well-established and reinforced earthquake early warning (EEW) protocols for evacuation, according to an ongoing study.
Earth Sciences
Apr 20, 2023
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Tsunami deposits identified in a coastal mangrove pond in Northwest Puerto Rico could have come from a megathrust earthquake at the Puerto Rico Trench that occurred between 1470 and 1530, according to research reported at ...
Earth Sciences
Apr 20, 2023
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A decade's worth of research at oil and gas operations in the central and eastern United States has confirmed that fluid injection from hydraulic fracturing and wastewater disposal can induce seismicity.
Earth Sciences
Apr 20, 2023
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South Korea is a relatively quiet country, seismically speaking, but a recent study identified more than 182,000 small seismic events—135,000 of which were related to mining explosions, according to a presentation at the ...
Earth Sciences
Apr 20, 2023
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Researchers know a lot about Turkey's next major earthquake. They can pinpoint the probable epicenter, estimate its strength and see the spatial footprint of where damage is most likely to occur.
Earth Sciences
Apr 20, 2023
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Earthquakes cost the nation an estimated $14.7 billion annually in building damage and associated losses according to a new report released jointly today by the U.S. Geological Survey and the Federal Emergency Management ...
Earth Sciences
Apr 18, 2023
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Ocean-based hydrophones in the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO)'s seismic-acoustic monitoring network could provide a better look at how ocean temperatures are changing over time, according to a ...
Earth Sciences
Apr 18, 2023
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In the wake of the 2020-2021 Southwest Puerto Rico earthquake sequence, researchers asked emergency responders and residents in affected communities about the information they needed to prepare for the next earthquake.
Earth Sciences
Apr 18, 2023
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