The river Teifi is one of the longest rivers in Wales and one of its most beautiful. Yet despite the picturesque setting, this river and many others like it across the UK are facing a barrage of problems that are choking their health, everything from sewage pollution to microplastics and slurry from farming. In this film, environment reporter Madeleine Cuff travels the length of the river Teifi to find out some of the issues that waterways like this one are facing and what we can do to protect them.

Link : https://www.newscientist.com/video/2379456-the-river-teifi-how-agricultural-waste-is-destroying-this-welsh-river/