An active underground mine can be a seismically noisy environment, full of signals generated by heavy machinery at work and induced seismicity. Now, researchers working with data from a longwall coal mine demonstrate a way ...
Earth Sciences
Jun 28, 2022
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Steady population growth and the accompanying rise in urban density increases the risk to human life and damage to property caused by natural disasters. In 2017, the U.S. Federal Emergency Management Agency (FEMA) estimated ...
Economics & Business
Nov 8, 2021
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By comparing two magnitude measurements for seismic events recorded locally, researchers can tell whether the event was a small earthquake or a single-fire buried chemical explosion.
Earth Sciences
Oct 13, 2020
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The International Monitoring System is the top global seismic network for monitoring nuclear weapon tests around the world. To expand the system's detection capabilities, however, international monitors should seek out the ...
Earth Sciences
Oct 2, 2019
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Scientists from Tokyo Metropolitan University and Ritsumeikan University have found a link between the "roundness" distribution of tsunami deposits and how far tsunamis reach inland. They sampled the "roundness" of gravel ...
Environment
Aug 26, 2019
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The threat of explosive volcanic eruptions looms over many cities around the world. Earthquakes, another major geological hazard, are known to have some relationships with the occurrence of volcanic eruptions. Although they ...
Earth Sciences
Aug 22, 2019
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Seismology has a Big Data problem. Northwestern University seismologists think everyday citizens are the solution.
Earth Sciences
Mar 14, 2019
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5
A closer look at small earthquakes that took place at the Oroville Dam in California's Sierra Nevada foothills in February 2017—near the time when the dam's spillway failed—suggest that the seismic activity was related ...
Earth Sciences
Dec 18, 2018
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Can altering the amount or rate of fluid injection and production in an oil and gas field or carbon storage site affect induced earthquakes in that field? A physics-based simulation presented at the 2018 SSA Annual Meeting ...
Earth Sciences
May 17, 2018
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Just days after North Korea announced it was suspending its testing programme, scientists revealed that the country's underground nuclear test site had partially collapsed. This assessment was based on data gathered from ...
Earth Sciences
May 14, 2018
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