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Fracking 'should resume'

A controversial gas drilling technique which was stopped after triggering earthquakes near Blackpool is likely to be re-started - but with rigorous controls.

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US government geologists report increase in earthquakes around fracking areas

US government geologists have reported that the number of earthquakes in the central United States rose "spectacularly" near where oil and gas drillers fracked.

The average number of earthquakes of magnitude 3 or greater in the US mid-continent - an area that includes Arkansas, Colorado, Oklahoma, New Mexico and Texas - increased to six times the 20th century average last year, scientists at the US Geological Survey said in an abstract of their research.

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