This podcast episode centers around the resurgence of black lung disease among coal miners in Appalachia and the efforts to uncover the alarming issue. Investigations reveal the role of silica dust in the surge in cases, highlighting its toxicity and the lack of protective actions by responsible agencies. The undercount of black lung cases, the industry's failure to address silica dust exposure, and the ongoing struggle of affected miners emphasize the need for stricter regulations and better protection for coal miners' health.