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Posts Tagged ‘john armbruster’

A series of 12 unusual earthquakes in northern Ohio reached a 4.0 magnitude on New Year’s Eve, shaking homes in Youngstown and intensifying nationwide opposition to fracking, a controversial natural gas extraction process. John Armbruster, a Columbia University seismologist hired by the Ohio Department of Natural Resources (ODNR), located the quakes’ epicenters near the base [...]

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