The hidden danger of lead in soil | Yvette Cabrera
TED Talks Daily (HD video) - Un pódcast de TED
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There's an invisible health threat right under our feet, says investigative journalist Yvette Cabrera. She digs into the pervasive problem of lead contamination in soil — a particular risk for children in cities — and shares her action plan to map urban soils and help create healthier communities.