Green Gravity, which is turning old mineshafts into energy storage, raises $9 million
A Wollongong startup converting disused mining shafts into long-duration energy storage has raised $9 million to turn the idea into reality. Green Gravity was backed by HMC Capital, BlueScopeX, New Zealand’s Pacific Channel and SCAP H, a subsidiary of Japan’s Sumitomo Corporation. BlueScopeX’s hosts Green Gravity’s demonstration plant at BlueScope’s Port Kembla Steelworks facility in… Read more »
















