Rural Pennsylvania residents say water wells were contaminated by natural gas drilling.
Rural Pennsylvania residents say water wells were contaminated by natural gas drilling.

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    2010: Water contaminated by 'fracking'?

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2010: Water contaminated by 'fracking'?

In 2010, rural Pennsylvania residents said water wells were contaminated by natural gas drilling.

2010: Water contaminated by 'fracking'?

In 2010, rural Pennsylvania residents said water wells were contaminated by natural gas drilling.