Change in global production of five materials used in theSimon-Ehrlich wagerGlobal mined production of the five materials included in the wager between Julian Simon and Paul Ehrlich in the 1980s.ChromiumChromium19012023192019401960198020000 t5M t10M tCopperCopper19012023192019401960198020000 t10M t20M tNickelNickel19012023192019401960198020000 t1M t2M t3M tTinTin19012023192019401960198020000 t100k t200k t300k tTungstenTungsten19012023192019401960198020000 t20k t40k t60k t80k tData source: USGS - Mineral Commodity Summaries (2024); USGS - Historical Statistics for Mineral and Material Commodities (2023); BGS- World Mineral Statistics (2023)OurWorldinData.org/metals-minerals |