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  • PBS NewsHour

PBS NewsHour | 'Fracking' for Natural Gas Continues to Raise Health Questions | PBS

Duration: 08:20
Program: PBS NewsHour #10050
Broadcast Date: Jun. 15, 2011

A natural gas extraction method known as fracking is under sharp scrutiny in several states. Tom Bearden reports from Colorado.



Post Date: June 16, 2011