• MotoAsh@lemmy.world
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    2 months ago

    Oh I get it! If you stack rock on the hot rock, you can stop the hot rock from moving the rock with more rock!

    … Unironically, this DOES work … sorta’. Though it’d be dumb to do by man, because a ‘rock plug’ is exactly what forms at the top of many volcanos after the magma cools. It’s why many volcanos have flank eruptions where magma pushes through some side crack, or build and build until the rock plug pops catastrophically.

    Of course some volcanos don’t have the right mix to form rock plugs, and any non-dormant volcano can pop them, but the point is it does have an effect that can delay and redirect eruptions.

    If humanity doesn’t kill itself off soon (bad news on that front), I wouldn’t be surprised if one day we’re building megastructures around volcanos specifically to manage them instead of being subject to them.

      • MotoAsh@lemmy.world
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        2 months ago

        Absolutely TONS of info, though I’m not a geologist, nor have I studied much, so I sadly do not know of any solid references I could simply point at. I’ve just picked up a few details over the years watching random geology videos on YouTube.

        GeologyHub makes frequent short videos on current activity, and he always comments on the mechanisms at play, and even makes and explains his educated guesses on what will happen. A plug forming comes up quite often when eruptions slow, even in eruptions that are destined to continue erupting.

    • Trainguyrom@reddthat.com
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      2 months ago

      I wouldn’t be surprised if one day we’re building megastructures around volcanos specifically to manage them instead of being subject to them.

      Brings new meaning to “geothermal energy”