News tagged with hydraulic fracturing

What do we know—and not know—about fracking?

Fracking is in the headlines a lot these days, and everyone has an opinion about it. But how much do we really know for certain about the oil and gas extraction technique and its health effects? And how do we find out the ...

Oct 27, 2013
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US asks firms to reveal gas extraction liquid

The US environmental regulator on Thursday asked gas companies to reveal what chemicals are used in deep extraction, addressing concerns by residents that their drinking water is being contaminated.

Sep 10, 2010
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English tremors blamed on shale 'fracking'

(AP) -- The only company in Britain using hydraulic fracturing to release natural gas from shale rock said Wednesday that the controversial technique probably did trigger earth tremors in April and May.

Nov 02, 2011
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