Most earthquakes in the Barnett Shale region of north Texas occur within a few miles of one or more injection wells used to dispose of wastes associated with petroleum production such as hydraulic fracturing fluids, according ...
Earth Sciences
Aug 6, 2012
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An experiment has shed light on how controversial human activities such as fracking can cause small earthquakes. This may enable better controls of hazardous techniques. But it could have even greater relevance as a way to ...
Earth Sciences
Jun 12, 2015
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New research confirms fracking causes slow, small earthquakes or tremors, whose origin was previously a mystery to scientists. The tremors are produced by the same processes that could create large, damaging earthquakes.
Earth Sciences
Aug 10, 2023
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The female genital tract can be a hostile environment for conception. Out of about 100 million sperm, only a few hundred make it to the fallopian tubes. Guided by a directional movement called rheotaxis, sperm cells swim ...
Biochemistry
Mar 31, 2022
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EPFL scientists have developed a model that sheds light on the seismic risks arising from subsurface fluid injections carried out as part of geothermal energy extraction.
Earth Sciences
Jul 19, 2023
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Man-made earthquakes, or induced seismicity, have become an increasing concern. These events can occur during fluid injection or extraction, such as in oil or gas reservoirs, wastewater disposal, or geothermal reservoirs.
Earth Sciences
Jan 18, 2024
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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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Researchers were able to observe stress changes before and during an earthquake induced by hydraulic fracturing in Alberta, Canada, with the help of a phenomenon called seismic anisotropy.
Earth Sciences
Mar 2, 2022
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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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