Gizmodo: Oklahoma was hit with an earthquake yesterday, its second 5.0+ quake this year. The increased number of earthquakes have been linked to the use of hydraulic fracturing, or fracking-specifically the underground disposal wells where the run off from fracking is stored. The Oklahoma Corporation Commission has taken note of the relationship between the quakes and the wells and has ordered the shutdown of 35 disposal wells.
"This is a mandatory directive," Oklahoma governor Mary Fallin told CNN.
In...