'Fracking' sparks water worries

Residents in rural Pennsylvania fear expanded drilling for natural gas carries a sinister side.

1 of 7
BACKNEXT
The small township of Dimock, in northeastern Pennsylvania, is at the heart of the debate over the safety of hydraulic fracturing.

Commonly known as 'fracking,' the controversial process is used to extract natural gas from deep underground.
Last updated September 10 2010: 4:00 PM ET
  • Find Homes for sale
    Real estate and homes for sale on Trulia

  • Property Type
  • Find a home in:
  • New York | Atlanta | Chicago | Los Angeles
  • Washington D.C | Houston | Philadelphia | More options
More Galleries
The 10 most valuable global brands Apple has the most valuable brand in the world, up 67% over the last year, according to a BrandZ ranking. More
A life's work: Photos by Mary Ellen Mark The subjects of Mary Ellen Mark's photography ranged from celebrities to world leaders to those at the fringe of society, including prostitutes and the homeless. More
The 8 biggest job-killing companies Unemployment is at its lowest level since 2007, but some companies are still cutting lots of jobs. More

Special Offer