#polarnight — Public Fediverse posts
Live and recent posts from across the Fediverse tagged #polarnight, aggregated by home.social.
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How 2,000 Tons Of #Sand Stores 100 Megawatt-Hours And Slashes Carbon Emissions 70%
By John Koetsier, Apr 14, 2026,
"#PolarNight is doubling its size with a new 250 megawatt-hour facility in Vaaksy, #Finland, which will output 2 megawatts of energy consistently. That newer and bigger battery will use only slightly more sand – 2,400 tons – because the #SandBattery’s design renders it more efficient with size. What will become the new world’s largest sand battery is already under construction and is scheduled for completion in summer 2027."
Archived version:
https://archive.ph/NklmC -
We spent the last week of one December in the long polar night (66 days of darkness) at Utqiaġvik (Barrow), the northernmost point of continental North America. The Iñupiaq people live here deep inside the Arctic Circle for over 4,000 years, in igloos in winters till very recently. Our story is at https://thevagabondcouple.blogspot.com/2021/01/utqiagvik-barrow-alaska-spending-week.html
#polarnight #arcticcircle #arcticadventure #barrowalaska #VagabondCouple #igloo #whale #travel #travelblogger #travelphotography #traveltheworld