Fracking comes from the term hydraulic fracturing and is a process used to extract natural gas from the ground. This video explains the process and was produced by Cuadrilla Resources, the company that drilled the sites in Blackpool that caused two earthquakes in April and May last year.
More top news
The Midland's city is in carnival mood as Leicester City face Manchester United in a match that could secure them the championship crown.
The actress attended the annual dinner dressed in purple and sporting a temporary tattoo in tribute to pop star Prince who died last month.
Charity says there has been a big rise in employees unfairly treating pregnant women and new mothers.