Russian scientist figured out, that Earth inner Core Is heated by nuclear reaction. And gradually EXPAND (like Ballon) which pull reservoár water to surface, wchich caused mud floods.

https://www.sciencealert.c...

Entire UKRAINE Have Proof in 1 meter thick layer of pristine Black soil, CHERNOZEM, which Is otherwise very rare. Map show where massive mudflood came to this Area.👇👇👇

In mainland Russia There Are massive soil LESS plateau, which contain ONLY stone, not even Braun soil...

https://ar.inspiredpencil....

Today Lomonosov shelf in Arctica contain remnants of Hyperboreia, which sunken under surface.