"HARRISBURG, Pa. -- A drilling technique that is beginning to unlock staggering quantities of natural gas underneath Appalachia also yields a troubling byproduct: powerfully briny wastewater that can kill fish and give tap water a foul taste and odor.

With fortunes, water quality and cheap energy hanging in the balance, exploration companies, scientists and entrepreneurs are scrambling for an economical way to recycle the wastewater."

Marc Levy and Vicki Smith report for the Associated Press February 2, 2010.
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See Also:

"Wastewater From Gas Drilling Raises Concerns" (Wheeling News-Register) [3]