Industry ad campaign aims to make fracking sound good again

摘要

The hydraulic fracturing industry in Pennsylvania launched a campaign Wednesday aimed atnrestoring the good name of "fracking."nThe Marcellus Shale Coalition opened its annual conference Wednesday in Pittsburgh withncounter-messaging designed to change the connotation of the term that refers to hydraulicnfracturing, the oil and gas production technique that has been sharply criticized for itsnenvironmental effects.