WHO | Nigeria: mass lead poisoning from mining activities
11/11/2011#0183;#32;Of particular concern is the town of Bagega in Anka Local Government Area, which is a regional hub for ore processing and the informal gold trade. Many family compounds and communal areas in the town have soil lead concentrations above 1 000 ppm (400 ppm is the limit in the USA for areas where there are children), and it is estimated that 1 500 young children may be poisoned with lead.