What’s the problem with our water? Untreated sewage is pouring into our rivers and onto our beaches. Despite the wettest March for 40 years, a hosepipe ban has been imposed in Devon. Something is going badly wrong with the companies that run our privatised water system. Is it just a lack of investment? Dr Kevin Grecksch lectures in Water Science Policy and Management at Oxford University - he gives Phil and Roger the details on what has gone wrong and what needs to change.

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