Video Pollution testing on the river Windrush pits science against sewage A volunteer for Windrush Against Sewage Pollution tests treated wastewater being discharged back into the Windrush river from a nearby sewage treatment plant VideoFree
Video How the Unlocking the Severn project is helping fish return to breed Fish like twaite shad have been unable to migrate upstream to breeding grounds in the UK because of weirs blocking rivers – but fish passes are now enabling them to return VideoFree
EnvironmentSewage crisis: The truth about British rivers and how to clean them upFeaturesSubscriber-only