Hand-dug trenches around Leigh Lake in Grand Teton National Park in Wyoming reveal evidence for a previously unknown surface-faulting earthquake in along the Teton Fault—one occurring about 10,000 years ago.
Earth Sciences
Nov 19, 2019
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7
A new high-resolution map of a poorly known section of the northern San Andreas Fault reveals signs of the 1906 San Francisco earthquake, and may hold some clues as to how the fault could rupture in the future, according ...
Earth Sciences
Mar 27, 2019
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7
In some parts of Southern California's Brawley Seismic Zone, geothermal energy production may be increasing the background seismicity rate, but changes in earthquake rates elsewhere in the area seem to have natural causes, ...
Earth Sciences
Aug 22, 2016
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In the Cascadia subduction zone, medium and large-sized 'intraslab' earthquakes, which take place at greater than crustal depths within the subducting plate, will likely produce only a few detectable aftershocks, according ...
Earth Sciences
Apr 13, 2021
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The entire world becomes an aftershock zone after a massive magnitude (M) 7 or larger earthquake—but what hazard does this pose around the planet? Researchers are working to extend their earthquake risk estimates over a ...
Earth Sciences
Apr 19, 2013
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New evidence suggests the 1906 earthquake ruptured the San Andreas Fault in a single trace through Portola Village, current day Town of Portola Valley, and indicates a revised location for the fault trace.
Earth Sciences
Aug 2, 2013
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The depth of a hydraulic fracturing well in Oklahoma, among other factors, increases the probability that fracking will lead to earthquake activity, according to a new report in the Bulletin of the Seismological Society of ...
Earth Sciences
Jul 22, 2020
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The unusual appearance of deep-sea fish like the oarfish or slender ribbonfish in Japanese shallow waters does not mean that an earthquake is about to occur, according to a new statistical analysis.
Earth Sciences
Jun 19, 2019
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8
In disaster mitigation planning for future large earthquakes, seismic ground motion predictions are a crucial part of early warning systems and seismic hazard mapping. The way the ground moves depends on how the soil layers ...
Earth Sciences
Apr 18, 2022
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30
Researchers have developed a global earthquake monitoring system that uses the Global Navigational Satellite System (GNSS) to measure crustal deformation.
Earth Sciences
May 11, 2021
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