>we are 60+ years overdue for a giant tsunami
Don't say such things. You are NOT overdue for suffering - that's a bad Cabal meme. Deprogram these thoughts.
Yes, tech exists, at least in form of simple nukes embedded in the Earth's crust or something HAARP-like.
Natural disasters are also the Planet's way of purification, but those are kept under close watch by our galactic friends. We are now in a timeline where it won't happen. Sorry, I can't explain this lightly without referencing things that would blow someone's mind.