[LaMarseillaise]

> soviet arctic light-houses

I had heard these used Strontium(/Yttrium)-90 (β), but I might have been misinformed. Do you know where I can find more information about this subject?

[wmf]

https://en.wikipedia.org/wiki/Radioisotope_thermoelectric_ge...

[bigiain]

One of them kinda played a starring role in a film called "How I Ended This Summer"

https://en.wikipedia.org/wiki/How_I_Ended_This_Summer

It's a beautiful and grim piece of Russian film making...