ScienceLong After Fracking Stops, The Noise Lives OnKQED ScienceOct 14, 2014Save ArticleSave ArticleFailed to save articlePlease try againFacebookShare-FBTwitterShare-TwitterEmailShare-EmailCopy LinkCopy LinkCopyright 2014 NPR. To see more, visit http://www.npr.org/. ...Read More Source: NPR Science - ingested into KQED Sponsored