Shale gas is no game-changer in the UK

Fracking for shale gas can cause minor earthquakes in Lancashire, we learned on Wednesday. But the bigger question is whether it can cause a major upheaval in the UK and European gas market?

Shale gas supporters envisage plentiful, cheap and secure gas powering the UK for decades, while green campaigners attack its potential to harm local environments and, once burned, the global climate.  More Read