RT null T1 176% Rise in Metal Prices, 260% Rise in Energy Prices Marks Era of Soaring Costs as Resources Decline A1 United Nations Environment Programme, A1 International Resource Panel, K1 energy conversion K1 technology K1 economics K1 fossil fuel K1 resource mobilization K1 energy consumption K1 resource conservation YR 2014 FD 2014 LK https://wedocs.unep.org/handle/20.500.11822/31495 UL https://wedocs.unep.org/handle/20.500.11822/31495 NO New resource productivity opportunities can save world up to US$3.7 trillion annually and protect future economic growth – study by International Resource Panel DS UN Environment Document Repository RD Sep 20, 2026