News tagged with hydraulic fracturing

US methane report further divides fracking camps

The U.S. Environmental Protection Agency has dramatically lowered its estimate of how much of a potent heat-trapping gas leaks during natural gas production, in a shift with major implications for a debate that has divided ...

Apr 28, 2013
4 / 5 (3) 0

Predicting fracking policy

Hydraulic fracturing is emerging as one of the primary methods of drilling for natural gas, yet is equally controversial in its potential to induce harm to humans and the environment. The uncertainties of the health risks ...

Aug 14, 2014
3 / 5 (4) 0

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
3.7 / 5 (3) 13

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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Fracking leaks may make gas 'dirtier' than coal

(PhysOrg.com) -- Extracting natural gas from the Marcellus Shale could do more to aggravate global warming than mining coal, according to a Cornell study published in the May issue of Climatic Change Letters (105:5).

Apr 12, 2011
5 / 5 (2) 5 | with audio podcast

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
5 / 5 (2) 1