A demonstrator stands in the road as police escort a lorry to a site run by Cuadrilla Resources outside the village of Balcombe in southern England

A demonstrator stands in the road as police escort a lorry to a site run by Cuadrilla Resources, outside the village of Balcombe in southern England August 6, 2013. Protesters have been blocking access to a drilling site in southern England as part of a campaign against the controversial “fracking” process used in shale gas exploration, illustrating the potential battle ahead for Britain’s nascent shale industry. REUTERS/Luke MacGregor (BRITAIN – Tags: BUSINESS ENERGY POLITICS ENVIRONMENT) – RTX12BQX