An unusually shallow earthquake triggered by hydraulic fracturing in a Chinese shale gas field could change how experts view the risks of fracking for faults that lie very near the Earth's surface.
Earth Sciences
Oct 07, 2020
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An 4.5-magnitude earthquake shook central Bulgaria on Friday but there were no reports of any injuries or damage.
Environment
May 01, 2020
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6
Geophysicists at SMU say that evidence of leak occurring in a West Texas wastewater disposal well between 2007 and 2011 should raise concerns about the current potential for contaminated groundwater and damage to surrounding ...
Environment
Nov 25, 2019
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72
The geode of Pulpí is an 11-meter hollow ovoid with crystal-paneled walls. It is like those familiar couplets of stone interiors covered with bright crystallites, but so large that several people can fit inside. The crystals, ...
Earth Sciences
Oct 15, 2019
0
205
A big earthquake occurred south of Istanbul in the summer of 2016, but it was so slow that nobody noticed. The earthquake, which took place at mid-crustal depth, lasted more than 50 days. A novel processing technique applied ...
Earth Sciences
Jan 30, 2019
0
13
Researchers have known for decades that deep earthquakes—those deeper than 60 kilometers, or about 37 miles below the Earth's surface—radiate seismic energy differently than those that originate closer to the surface. ...
Earth Sciences
Jul 30, 2018
0
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