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Portuguese Scientists Explore Using Rocks to Store Clean Energy

Portuguese researchers explore using rock to store excess renewable energy underground, addressing intermittency issues and advancing green energy storage solutions.

This news matters because efficient and scalable energy storage is the missing link in the global transition to renewable energy. Without reliable storage, solar and wind power remain intermittent and cannot fully replace fossil fuels. The research into underground rock storage offers a potentially low-cost, abundant, and long-duration solution that could accelerate decarbonization. As more companies and investors focus on green energy, innovations like this could unlock new markets and bring reliable clean power to communities worldwide. It also highlights the importance of continued investment in diverse storage technologies to ensure a sustainable energy future.