
Untold: Toxic Legacy Toxic Legacy, Ep. 1: Silent Danger
Oct 22, 2025
In this gripping conversation, Dr. Andrea Sartorius, an ecotoxicologist from the University of Nottingham, reveals shocking findings from her studies on historic lead mine contamination in Wales. She discusses the alarming levels of lead found in soil and the grave effects on local wildlife. Professor Mark Macklin, a geomorphologist, shares insights from his community soil testing and highlights the widespread pollution mapped across floodplains. They both stress the urgent need for awareness and action regarding lead exposure in the UK.
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Family Farm Poisoned By Lead Mine Runoff
- Sylvia moved to a picturesque West Wales farm and began losing animals inexplicably.
- Vets found horses with quadruple expected lead levels and animals continued to die on her land.
Child Health Effects Visible On The Farm
- Lily, Sylvia's daughter, developed green gums, hair changes and behavioural decline while growing up near the contaminated land.
- Both Sylvia and Lily later tested with elevated lead levels in their bodies.
Lead Contamination Is Widespread And Overlooked
- Traces of historic lead are widespread across UK soil, water, houses and food.
- The government has largely overlooked the problem, leaving generations exposed.

