Statistics of Seismic Tremors with Harmonic Overtones Recorded at Syowa Station, Antarctica: October 2014 - March 2015 (scirp.org)
But this ancient and ordered world is about to be shaken to its foundations — literally — and when a controversial frack site on prize school woodland causes seismic tremors, a mysterious sinkhole and an unspeakable horror is unleashed. (bloody-disgusting.com)
«Hydraulic fracturing rarely linked to felt seismic tremors: Researchers find only one hydrocarbon - producing area where production is linked to increased seismic activities at the regional scale.» (sciencedaily.com)