Solar energy stored in ‘sand batteries’ could help Finns through long, cold winters that will get harsher after Russia cut off gas and electricity supplies. The new technology was developed by the founders of Polar Night Energy, young Finnish engineers Tommi Eronen and Markku Ylönen, but can be used globally.
While several other research groups are testing the limits of sand as green energy storage, the two are the first to …
Positive News Foundation is a certified non-profit sharing only the best positive world news.
All copyrights belong to the source.
Source image: Polar Night Energy / Euronews.com
Original title: ‘Sand batteries’ could be key breakthrough in storing solar and wind energy year-round