Biogeochemical cycling

The cycling of chemical constituents through a biological system.
This category is also used for biogeochemical functioning, biogeochemical processes, decomposition (organic), and organic decomposition.

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Linking geology and health sciences to assess childhood lead poisoning from artisanal gold mining in Nigeria

Approximately 400 young children have died and thousands more are affected. This study clarifies lead sources and exposure pathways, identifies other toxicants of concern and people at risk, and examines potential for similar lead poisoning globally.