How Cities Can Use Gravity to Store Renewable Energy for Weeks

OilPrice · Haley Zaremba · last updated October 20, 2025 – 12:51 PM

There is a high-stakes global race underway to unlock a long-term energy storage technology with the potential to corner what is sure to be one of the energy sector’s hottest new markets. Venture capital is catching on quickly to “clean energy’s next trillion-dollar business” and pouring billions into finding new and innovative energy storage solutions. Currently, the energy storage sector is dominated by lithium-ion batteries. Lithium is extremely energy-dense and performs exceptionally well in cold weather, making…

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