Grist: A single fracking wastewater well triggered 167 earthquakes in and around Youngstown, Ohio, during a single year of operation. Thats according to a study published in the Journal of Geophysical Research by Won-Young Kim, a researcher at Columbia University. Earthquakes had never been recorded at Youngstown before 2010. Then, at the end of that year, frackers started pumping their waste from Marcellus Shale drilling projects into the 9,200-foot deep Northstar 1 injection well. Within two weeks,...