Fracking is controversial to say the least, but Conservative-led government has been pushing for the UK’s shale gas reserves to be exploited for a while now. So far the UK has yet to exploit shale gas commercially (though a well is currently being constructed), and according to one geologist it might not be as viable as previously thought.
http://www.gizmodo.co.uk/2017/08/uk-fracking-reserves-are-hyped-says-shale-rock-professor/