BBC: The UK government recently lifted its moratorium on the controversial process known as hydraulic fracturing, or fracking. The technique involves pumping fluids into a well to recover natural gas from shale rock. However, fracking has been linked to some minor earthquakes, and there are concerns about its possible environmental impact. So what benefits could hydraulic fracturing bring, and how concerned should we be? During the recent debate on fracking technology in the UK, we may have been...
URL: http://www.bbc.co.uk/news/science-environment-20758673
Enclosure: http://news.bbcimg.co.uk/media/images/65067000/jpg/_65067717_65067716.jpg
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