BBC: Shale gas drilling operations increase the risk of nearby drinking water becoming contaminated with methane, a study has suggested.
Researchers found, on average, methane concentrations 17 times above normal in samples taken near drilling sites.
Growing demand for energy has led to a sharp increase in shale gas extraction around the globe, prompting concerns about the impact of the technology.
The findings appear in the Proceedings of the National Academy of Sciences.
"We found surprising......
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Gas drilling ‘contaminates water’
Posted by Washington Post: Juliet Eilperin on May 9th, 2011
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