Chile’s aging copper mines will need to boost water and energy use over the next decade to maintain output as deposits decline in ore quality, a report from the state’s copper commission Cochilco showed on Thursday.
Miners will increasingly get their energy from renewable sources, which are set to make up nearly 80% of the energy supply by 2026, according to Cochilco. Seawater will make up 70% of all water supply as companies attempt to work around water constraints caused by drought and the fact that many of their operations are located in the arid Atacama desert in Chile’s north, according to the report.
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