Lecture Evidence of major emissions of polychlorinated biphenyls (PCBs) and polynuclear aromatic hydrocarbons (PAHs) in the West African region. Gioia, R.; Nizzetto, L.; Jaward, F.; Prieto, A.; Breivik, K.; Eckhardt, S.; Jones, K.C. Publication details SETAC Europe, Sevilla, Spain, May 23-27, 2010.