Report Report presenting the costs and benefits for each of the strategic objectives of the UNEP Ad Hoc Ooen-ended Working Group on Mercury. Pacyna, J.M.; Sundseth, K.; Pacyna, E.G.; Munthe, J.; Belhaj, M.; Astrom, S.; Panasiuk, D.; Glodek, A. Publication details Series: (DTIE)/Hg/OEWG.2/5 Publisher: UNEP, DTIE Chemical Division Year: 2008 Link: Report presenting the costs and benefits..