How a sand battery could transform clean energy - BBC World Service

A new way of storing renewable energy is providing clean heat through the long Nordic nights.

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The Vatajankoski power plant in Finland is home to the world's first commercial-scale sand battery. Fully enclosed in a 7m (23ft)-high steel container, the battery consists of 100 tonnes of low-grade builders' sand, two district heating pipes and a fan.

Find out how it's storing green energy and its potential for the future.

Video produced by Erika Benke

Hear more on The Climate Question: https://www.bbc.co.uk/programmes/w3ct3kk3

Read more here: https://www.bbc.com/future/article/20221102-how-a-sand-battery-could-transform-clean-energy

Check out more videos from The Climate Question here: https://www.youtube.com/playlist?list=PLz_B0PFGIn4dlFahw2svjb6-aW_BVOn4x

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