The Government is to implement a traffic light system to gauge the risks of seismic activity resulting from fracking.
The system will require operators to stop if seismic activity reaches magnitude 0.5, which could not be felt at the surface but is higher than normal.
Cuadrilla Resources suspended its fracking activities at four sites near Blackpool, Lancashire following two minor tremors in April and May 2011.
Despite environmental concerns the Government have given the green light for fracking to resume across the UK.
Fracking has cut fuel bills in half in some states in the US, so could the same thing happen here? I got my calculator out.
The process of gas extraction known as 'fracking' has revolutionised the energy market in the US. Could the same thing happen here?