Oklahoma Earthquake Surge Linked to Gas Wastewater Wells

There's a surge in earthquakes in Oklahoma, and a new study finds injecting wastewater into the ground, a common practice in oil and gas operations, is triggering those quakes.   Katie Keranen was at home in 2011 when the 5.6-magnitude earthquake, the biggest ever recorded in Oklahoma, struck. “It shook my house pretty strongly. I was actually mildly scared," Keranen said. "You could look up and see the top of the roof shaking.”     The earthquake...

© La Voix de l'Amérique - jeudi 3 juillet 2014