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Scientists discover earthquakes can create new ‘economic-grade gold deposits’

Solid gold can be deposited in Earth’s crust “almost instantaneously” during earthquakes, said a study published in the journal Nature Geoscience on Sunday. The gold is formed when a tremor splits open a fluid-filled cavity in the Earth’s crust, causing a sudden drop in pressure, according to a team of…

Geologists: Groundwater extraction caused earthquake in Spain

Massive extraction of groundwater helped unleash an earthquake in southeastern Spain last year that killed nine people, injured at least 100 and left thousands homeless, geologists said on Sunday. The finding adds a powerful piece of evidence to theories that some earthquakes are human-induced, they said. Seismologists were surprised by…

Scientists confirm water extraction helped trigger deadly 2011 quake in Spain

Massive extraction of groundwater helped unleash an earthquake in southeastern Spain last year that killed nine people, injured at least 100 and left thousands homeless, geologists said on Sunday. The finding adds a powerful piece of evidence to theories that some earthquakes are human-induced, they said. Seismologists were surprised by…

Poor hit hard by China earthquakes

Poor farm worker Mu Xianchun escaped unhurt when the twin earthquakes hit her village in a remote area of southwest China but she faces a bleak future after what little she had was destroyed. Like many of China’s impoverished rural workers, 46-year-old Mu had few possessions of value but even…

Rescuers hunt for survivors as China quake toll hits 80

Rescuers searching for survivors from twin earthquakes that struck southwestern China battled blocked roads and downed communications on Saturday as the death toll rose to 80. Scores of people were leaving their homes in the mountainous border area of Yunnan and Guizhou provinces, carrying their belongings amid fears of further…

Another study finds fracking wastewater wells make earthquakes more likely

Wastewater injection wells that accompany natural gas “fracking” sties are linked to an increase in the probability of earthquakes, according to a University of Texas study published this week in the scientific journal Proceedings of the National Academy of Sciences. Cliff Frohlich, the University of Texas researcher who conducted the…