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ABC News
ABC News
Business

EXPLAINED: Green gravity lab in port kembla aims to produce renewable energy using weights old mine shafts | Rare Historical Photos

An artist's impression of how the Green Gravity lab will look at the new site at Port Kembla. (Supplied: Green Gravity)

What seems like a simple plan — sending a large weight down a deep hole — could help Australia towards net zero emissions.

Housed in an old mine shaft and suspended by a strong cable, a weight is lowered 500 metres down a long drop and in doing so, turns a turbine that creates electricity.

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