Australia has no plan for managing disused mines but a company has a novel solution for producing renewable energy

Gold was discovered on the Copperfield river in north-western Queensland in 1907. As men flocked to find their fortune, a small township was established and named for the state’s then premier, William Kidston. For close to 100 years, Kidston was a mining town.

But, in 2001, the largest operation – a Canadian-owned goldmine – shut down. The site became another of the roughly 50,000 “orphaned” mines littered across Australia.

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Source: Guardian Environment