A new study confirms that one of Oklahoma's biggest man-made earthquakes, caused by fracking-linked wastewater injection, triggered an earthquake cascade that led to the damaging magnitude-5.7 Prague quake on Nov. 6, 2011.
A new study confirms that one of Oklahoma's biggest man-made earthquakes, caused by fracking-linked wastewater injection, triggered an earthquake cascade that led to the damaging magnitude-5.7 Prague quake on Nov. 6, 2011.
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