16:30BBC Inside ScienceMetal MinesBBC Radio 4 Duration: 28 minutes Thu 2nd Nov 2023, 16:30 on BBC Radio 4 FMAvailable for over a yearListen nowWe go underground to find out how disused mines are affecting our rivers. Show more GenresFactualScience & NatureFactualScience & NatureScience & TechnologyBrandBBC Inside Science Source: BBC Online