RT null T1 iPOG™ User-guide  A1 Global Mercury Partnership, A1 United Nations Environment Programme, K1 mercury YR 2012 FD 2012 LK https://wedocs.unep.org/handle/20.500.11822/11885 UL https://wedocs.unep.org/handle/20.500.11822/11885 NO a tool that has been developed to help determine appropriate approaches to control mercury emissions in individual coal fired power plants. NO https://www.unep.org/chemicalsandwaste/Portals/9/Mercury/Documents/coal/iPOG_v10_UserGuide.pdf DS UN Environment Document Repository RD Sep 24, 2026