Revisiting the Fracking–Earthquake Connection

Here’s the situation in Texas and other parts of the country where fracking for natural gas has come on the scene: it’s producing a hell of a lot of gas, excitement, and money.

Earthquake epicenters examined in the study (red circles), injection wells (squares and + symbols) in use since October 2006, seismic monitoring stations (white triangles), and mapped faults (green lines). Credit: Cliff Frohlich/U. of Texas at Austin.

All of this gas is also producing a hell of a lot of wastewater, which, according to experts is producing a hell of a lot of earthquakes. Earthquakes? Yes, that’s right, earthquakes, as in the kind that shake the ground. According to some geophysicists, it isn’t fracking itself that’s causing earthquakes, it’s all the wastewater being pumped back into the ground for storage.

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