Welsh tidal lagoon project could open way for £15bn revolution in UK energy

A prototype system of dams and turbines in Swansea Bay could provide Britain with a major zero-carbon source of powerBackers of an ambitious proposal to transform the UK’s power supply will learn in the next few weeks if they are to be given the go-ahead to build tidal lagoons to generate electricity. The green light could see a series of major lagoon projects costing more than £15bn being constructed around the coast of Britain.A tidal lagoon generates electricity from the natural r