RT null T1 Imperative for Resource Efficiency T2 Utilisation rationnelle des ressources : Un impératif A1 United Nations Environment Programme, A1 International Resource Panel, K1 renewable resource K1 energy efficiency K1 sustainable consumption YR 2017 FD 2017 LK https://wedocs.unep.org/handle/20.500.11822/31749 UL https://wedocs.unep.org/handle/20.500.11822/31749 NO The International Resource Panel was established in 2007 to provide independent, scientific assessment on the sustainable use of natural resources and the impacts of resource use over the full life cycle. DS UN Environment Document Repository RD Sep 19, 2026