116 Royal Gold, Inc. 2022 Environmental, Social and Governance Report About Royal Gold Governance ESG Stewardship Our People Our Operators and Communities Appendices Current climate 1 (reference period 1985–2014) Temperature Precipitation Extreme storms Current water risk assessment 2 100-year return period precipitation (mm) Jurisdiction Percentage of 2021 net revenue Köppen–Gieger climate classification Mean annual temperature Mean annual precipitation (mm) Drought conditions 24-hour duration Largest monthly Ratio largest monthly/mean Hurricane impacts Water stress Interannual variability Seasonal variability Drought risk Principal Properties jurisdictions Central British Columbia Canada 24.7% Subarctic 3.0°C 602 56 342 57% Low Medium– high Low– medium Low Sánchez Ramírez Province Dominican Republic 13.8% Tropical rainforest 24.4°C 1,489 71 428 29% Yes Low– medium Medium– high Low Medium– high Coquimbo Region Chile 10.6% Cold desert 10.7°C 108 Yes 117 513 475% Extreme Extreme Medium– high Medium Northern Nevada U.S. 10.1% Cold semi-arid 8.7°C 279 45 254 91% High High Low– medium Low– medium State of Zacatecas Mexico 9.5% Hot semi-arid 17.5°C 369 76 454 123% Yes High Medium– high High Medium Ngamiland Region Botswana 0.7% Hot semi-arid 23.2°C 454 93 904 199% High Extreme Medium– high Low– medium 69.4% Other important jurisdictions Northwest Ontario Canada 5.0% Hot summer humid continental 2.9°C 577 86 277 48% Low Medium– high Low Low– medium Western Australia Australia 3.5% Hot desert 22.4°C 360 121 586 163% High High Low– medium Low– medium Mato Grosso State Brazil 1.1% Tropical savanna 24.9°C 1,751 143 1,888 108% Low Low– medium Medium– high Low– medium Western Region Ghana 4.6% Tropical monsoon 26.8°C 1,358 87 841 62% Low– medium High Low– medium Medium 14.2% Total 83.6% 1 Climate Change Knowledge Portal, World Bank (accessed January 9, 2023), World Resource Institute. 2 Aqueduct™ Water Risk Atlas, Water Resource Institute 3.0.