RT null T1 Initial Key “Hot Spot” Nutrient Management Best Practice Summary A1 United Nations Environment Programme, K1 lead YR 2012 FD 2012 LK https://wedocs.unep.org/handle/20.500.11822/10710 UL https://wedocs.unep.org/handle/20.500.11822/10710 NO Hot spot assessment nutrient management DS UN Environment Document Repository RD Sep 16, 2026