Although fracking has unlocked new fuel sources and slashed energy prices, there is a risk that toxic compounds in the fracking fluid can get into shallow aquifers via fractures in the bedrock. (newscientist.com)
Our study revealed a type of saline water in shallow aquifers, particularly along valleys in northeastern Pennsylvania, that resemble the unique geochemical composition of the Marcellus brine. (dotearth.blogs.nytimes.com)
Their results identify where deeply buried aquifers likely exchange water with shallow aquifers or discharge to the surface water system. (sciencedaily.com)