Howard Stableford travels to the North East to meet two ex-mining communities battling against pollution from closed-down mines. The biotechnology of the wetlands and the expertise of the University of Newcastle are bringing remarkable solutions to the villagers of Skinningrove in Cleveland and Quaking Houses in County Durham. Producer Sandra Sykes. PHONE: [number removed] for more information. Website: [web address removed] E-Mail: [email address removed]