C. Gramling. Pumping water underground for power might have activated South Korean quake Science News Vol. 193, May 26, 2018, p. 8.
C. Gramling. Volume of fracking fluid pumped underground connected to Canada quakes Science News Online, January 18, 2018.
T. Sumner. Wastewater cap might soak Oklahoma quake threat Science News Online, November 30, 2016.
T. Sumner. Fluid injection sets off earthquakes indirectly, research study discovers Science News Vol. 188, July 11, 2015, p. 10.
C. Petit. Pumping co2 deep underground might set off earthquakes Science News Vol. 187, January 24, 2015, p. 14.