Telegraph: The controversial fossil fuel is forced out of the ground by blasting water into rocks, a process known as "fracking'.
Environmentalists claim this hydraulic fracturing causes earthquakes and contaminates drinking water.
They are also concerned that methane escapes during drilling and burning the fuel releases greenhouse gases into the atmosphere.
But despite these concerns, a new report from the Committee on Climate Change (CCC), said shale gas can be part of the energy mix.
The committee...