Mark Swinnerton
Climate Tech

Green Gravity, which is turning old mineshafts into energy storage, raises $9 million

- October 16, 2024 2 MIN READ

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 »

Energy
Climate Tech

Why thermal energy storage is the overlooked solution to Australia’s renewable energy problems

- April 12, 2023 3 MIN READ

Australia’s transition to renewables is gathering speed, but there’s a looming problem with storage. We will need much more long-duration storage to get us through the night, once coal and fossil gas exit the system. We also need to find new and better ways to create heat for industrial processes. Renewables can supply much of… Read more »