• Philosoraptor [he/him, comrade/them]@hexbear.net
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    23 days ago

    I did a two-year post-doc in a climate modeling lab at a major research university studying exactly this proposal. I have peer-reviewed publications on it. I cannot overstate what a bad idea it is. It would kill–at minimum–tens of millions of people, and set off the worst refugee crisis the world has ever seen as global precipitation patterns shifted–and those are the effects we know about. Once we start it, we will have to run it indefinitely or incur absolutely apocalyptic snap-back temperature increases.

    Still, I will be absolutely flabbergasted if we don’t implement this sometime in the next 15 years. It’s cheap, effective at controlling temperature increases, and will let us continue to kick the can down the road for meaningful climate action.

      • Farvana@lemmygrad.ml
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        23 days ago

        Shifting precipitation patterns.

        Drought in moist regions, floods in arid regions, massive shifts in farming methods that would be necessitated by famine/crop failure, drying of wells and rivers that provided drinking water.

          • Farvana@lemmygrad.ml
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            23 days ago

            I’m in Colorado and my house already has been within a mile of a wildfire due to increased drought from climate change, as well as being within 10 miles of catastrophic flooding.

            Climate is everywhere.

          • Philosoraptor [he/him, comrade/them]@hexbear.net
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            22 days ago

            It would actually probably be a net positive for the US, at least in most places (and at least if you ignore the blowback from the rest of the world). We’re less likely to get hit by major precipitation changes, have the technology to shift our agriculture practices to compensate for what changes we do see, and the capital to adapt. A significant (>2°C) temperature reduction is likely to have enough positive effects for us to make it at least a wash. The same is not true for the rest of the world. We all know how much that matters to us, though. This is part of why I’m not optimistic about us keeping this particular genie in the bottle. amerikkka-clap

      • Philosoraptor [he/him, comrade/them]@hexbear.net
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        22 days ago

        Primarily precipitation pattern shifts. Stratospheric aerosol injection (SAI) is highly likely to result in less precipitation falling globally overall, but it’s really the distribution that’s worrying. Our natural model for this–the eruption of Mt. Pinatubo in the 1990s–caused an almost perfect inversion of global precipitation patterns: places that usually get a lot of rain turned dry, and places that are usually dry got a lot of rain. The effect was detectable for more than two years, and appeared and disappeared right along with the temperature reduction signal.

        Here’s the precipitation anomaly and Palmer Drought Severity index data for 1991 and 1992, immediately after the eruption. Warmer colors mean less water:

        Computational modeling of SAI has indicated that this was not a fluke, and that the degree of change will likely increase with more aerosols in the stratosphere. Both elements of the switch are bad: if you’re used to dry conditions, excess precipitation brings flash flooding, erosion, and mudslides. If you’re used to rainy conditions, a lack of precipitation brings drought, famine, and fire. SE Asia–and other places that rely on a stable seasonal monsoon–are likely to be especially hard hit, and we have every indication that the shift would be permanent for as long as we kept up SAI. That’s why I said it would set off the worst refugee crisis in the world’s history.

          • Sodium_nitride@lemmygrad.ml
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            21 days ago

            Virtually any geo-engineering solution will have horrific side effects. It’s a matter of how systems work. You can easily control a linear system with a feedback loop. We know all of the math and the equations are easy (if sometimes tedious) to solve by hand or by computer. For some non-linear systems, you can approximate them as linear and control them that way. For other non-linear systems like the climate, which are chaotically non-linear, only god can help you.

            Hell, even if the climate did respond linearly (enough), controlling it would still be very difficult. For an N-order linear system (that is, there are N number of states, or energy storing “devices” in the system), you need to continuously provide N inputs in a precisely calculated way to control it. You also need at least N sensors to be able to keep track of the N states, whether directly or indirectly. On top of that, we would still need massive amounts of energy and materials to actually provide the control inputs.

            If you did all that, then geo-engineers could control the climate in a predictable way. But the thing is, in political consciousness, very few people actually know what it would take to control the climate. Most people think of geo-engineering as a cheap and quick way of solving climate change. It is not.

            To use an analogy, imagine you are driving your car off a cliff. You could press the brakes (reduce emissions), or you could build a paraglider, attach it to your car and then fly off the cliff (geo-engineering).

    • vegeta1 [he/him]@hexbear.net
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      23 days ago

      Do you have sources to read about this? I’m very curious about it having seen it bought up over and over again. Always thought that it was gonna blowback on us bad even if it bought some time

    • StalinStan [none/use name]@hexbear.net
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      23 days ago

      Would it be rude to ask for am article to read about this? Or an effort post if that works better for you. I knew this was considered to be a bad idea but I never saw any hard details

    • Fossifoo [comrade/them]@hexbear.net
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      23 days ago

      Pah, scientists. Always so pessimistic. Do you remember what they said about Corona and masking? And it wasn’t so bad at all, barely a cold. Few million old, poor people died but look at the economy!

  • DamarcusArt@lemmygrad.ml
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    24 days ago

    I remember back around maybe…15 years ago or so? There was a lot of fearmongering about the Bad Guy Countries potentially doing this because they want to be “lazy” and don’t want to invest in green energy.

    Well, now that China is the #1 producer of green energy, suddenly all the capitalist bootlickers are insisting we should scorch the sky Matrix style to own the commies.

    • DragonBallZinn [he/him]@hexbear.net
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      23 days ago

      They actually said that? Pfft. That’s rich.

      I had to see a both sidesed video in school where it presented one of the drawbacks of green energy as “will we have to say goodbye to the American way of life?” Even I saw the situation as American businessmen and governments alike simply being too lazy, too hedonistic to do the right thing. We all know it’s the right thing to do, but nope too lazy.

      Even as a liberal kid that was an enthusiastic yes from me. Brits were on one side getting unviersal healthcare and living in a beautiful country with tons of architecture and I’m stuck on some boring ass shithole with nothing to do but go to walmart and consoom corn syrup?

      Sorry, my inner BMF was coming out.

  • FunkyStuff [he/him]@hexbear.net
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    24 days ago

    I suppose if I was this much of a ghoul, I’d also be deathly scared of socialism because there’s no way someone who’s ready to gas the whole planet is only a Nazi about this one specific thing.

  • PM_ME_YOUR_FOUCAULTS [he/him, they/them]@hexbear.net
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    23 days ago

    By the way, Ive been saying for years that they are 100% going to do this shit. They are going to keep the pedal to the floor on carbon emissions until it becomes impossibility to ignore any longer and then sell this as a magical technocratic solution. This is going to be a liberal consensus position in like ten years

    • UlyssesT [he/him]@hexbear.net
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      23 days ago

      They are going to keep the pedal to the floor on carbon emissions until it becomes impossibility to ignore any longer and then sell this as a magical technocratic solution

      Already in progress: the CEO of Google has declared that he intends to expand data centers and further accelerate climate catastrophe because his occult belief is that the treat printers might come up with a tech magic solution that isn’t the downer one of not fucking having so many data centers.

  • DragonBallZinn [he/him]@hexbear.net
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    24 days ago

    In tech

    Are you sure you and your lot aren’t just trying to sell us something? I think people forgot there’s other smart people in the world other than folks in the tech industry.

    • FunkYankkkees [they/them, pup/pup's]@hexbear.net
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      24 days ago

      The tech sector seems to have a high concentration of people who believe that because they understand one complex thing, they must inherently understand other complex things
      “I can program well in 5 languages therefore my opinions on economics are valuable”

        • Hohsia [he/him]@hexbear.net
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          23 days ago

          Most engineers I’ve met are a fantastic example of the need for mass re-education.

          Probably some of the most dangerous people in the current day and age. Imagine having the knowledge allowing you to get work where you do something like develop weapons of mass destruction used to vaporize entire communities and ecosystems (ooh didn’t realize how this can be equally applied to car manufacturers and military contractors what fun!) and using THAT background as some sort of proof that you’re an expert when it comes to everything.

          Enraging doesn’t even begin to describe it

          • quarrk [he/him]@hexbear.net
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            23 days ago

            In my school, the physics majors talked shit about the engineering students. Most of them had no patience, always wanting to skip to the end of a proof just to get the answer/formula.

            • Fossifoo [comrade/them]@hexbear.net
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              23 days ago

              Honestly, I think a lot of it comes down to Autism and other social/behavioral challenges that are absolutely boosted sky-high by being used by ruthless capitalist actors from a young age.

              Not saying everyone in tech is a nice person at the core but being on the spectrum also specifically makes you vulnerable for propaganda.

              On the other hand I have the suspicion a lot of lefties are on the spectrum as well. So maybe it does come down to personal choices.

          • Ready for taking some heat, but I think engineers are actually a great example of a group of people that learns how systems work but often never think to apply this thinking to social questions. Rationality of engineering is very “apply advanced concept to concrete example and understand how limitations (conditions) and accuracy affect the system.” Which is beautiful and awesome. Just that the people who study it are often freaks who love bombs. And if they’re not, they still just cannot grasp the social question.

            This is to say, I must defend engineers to an extent, but reeducation is likely a fine option because they mostly have all the bases to understand.

          • Ready for taking some heat, but I think engineers are actually a great example of a group of people that learns how systems work but often never think to apply this thinking to social questions. Rationality of engineering is very “apply advanced concept to concrete example and understand how limitations (conditions) and accuracy affect the system.” Which is beautiful and awesome. Just that the people who study it are often freaks who love bombs. And if they’re not, they still just cannot grasp the social question.

            This is to say, I must defend engineers to an extent, but reeducation is likely a fine option because they mostly have all the bases to understand.

      • hotcouchguy [he/him]@hexbear.net
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        23 days ago

        Yeah but why wouldn’t they want to spend a bunch of money to make their solar panels 1% less effective for the benefit of the US imperial order? Just makes sense really.

    • Justice@lemmygrad.ml
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      23 days ago

      “Relatively wealthy”

      It’s probably appropriate for Americans (and Amero-weebs aka “guys who think they’re on the team but absolutely are not” (looking at you Eastern Europeans who love America)) to stop this cope over PERSONAL WEALTH and consumption as a measure of a nationstate’s wealth overall.

      By every measurement I can think of and data exists for, China’s population is “wealthier” than America. Oh, except in the areas of, you know, the shitty things. Like concentrating wealth in a top 1% and top top 0.1% of families. Or endlessly consuming shit for no purpose other than to distract from your meaningless life. As far as what I’d call true measures of a nation’s wealth, things like (nutritious) caloric intake and availability, literacy rates, availability of healthcare (meaning the cost as well), child and adult educational opportunities and attainment, public works projects like building roads, energy grids and production ability, building rail and high tech trains… on and on. America has been declining for at least ~50 years in all of those areas. As in it just gets worse and worse. While China has been going up and up and skyrocketing in the recent decade or two.

      This kinda cuts into the roots of the “GDP discussion” or rather the insistence of capitalist-minded (or biased) economists and random people on using the irrelevant GDP figure to “show” that capitalism and the US/EU specifically are “superior” economically. Goes back to the USSR as well and now days it’s still moronically being clung to. A measurement of economic consumption means nothing about the “wealth” of nations. Unless your only measure of wealth is how many PlayStations can you buy…

      Of course all the discussions of economics between US/China also leaves out the obvious history of one nation being a settler colonial slave state turned into dominant imperial power post-world war 2. That only makes the current state of the US more pathetic. The biggest head start perhaps in history, built on immeasurable human suffering, only to throw it all away so that Elon can jump on stage and try to do an X with his body, while people are homeless on the streets and the state can only find endless funding to support genocide. I don’t think future civilizations (or whatever species might replace humans as the dominant intelligent life form if we blast ourselves from existence) will even believe what they are reading when they learn about the last few hundred years. It’s just beyond comprehension

    • UlyssesT [he/him]@hexbear.net
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      23 days ago

      could do it without asking permission.

      There’s an Ayn Rand quote about “it’s not about who will let me, it’s about who is going to stop me” and these treatbrained manchildren have apocalyptically murderous levels of treat brain accordingly.

        • UlyssesT [he/him]@hexbear.net
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          21 days ago

          There’s a Harry Potter fanfic writer that was paid millions by billionaires because his fanfic was staggeringly in support of all the creepy and ruinous power fantasies of billionaire techbros, too. He got rich enough to start his own literal cult. big-yud

            • UlyssesT [he/him]@hexbear.net
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              21 days ago

              Do most of his fans/cultists just ignore the “dare ye enter his magical realm” (CW: kiddie creeper shit, necrophilia)

              spoiler

              underage le sexy sex zombie that conveniently is reanimated but without that annoying free will issue the original character had until reanimated?

              Or do they also read that part while getting off to it?

              • drake@lemmy.sdf.org
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                21 days ago

                I actually did not interact with the community whatsoever, I just read it because I was fascinated by how overwhelmingly cringe it was, sorry.

                A highlight of the story for me was when the self-insert character used logic and reason to teach the racist white boy that racism is bad unless you have a sound logical, rational basis for your racism.

                • UlyssesT [he/him]@hexbear.net
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                  21 days ago

                  Damn.

                  Well, I only survived it by having some curated commentary on it all the way through. It had layers of techbro hell to it, all the way to the end with its “dae le entire universe just resource nodes to make more phones?” so-true

  • yeah, we should totally reduce and disrupt the constant source of clean, pure energy streaming into the earth which drives the biosphere’s staggering complexity, so we can keep burning the concentrated, dirty pockets of stored and buried sunlight from millions of years ago that is overheating the place and polluting our bodies, air, land, and water.

    • Beaver [he/him]@hexbear.net
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      24 days ago

      Especially when talking about air pollution, the literal textbook case of negative externalities. Just throwing bad sounding terms at things you don’t like.

  • kleeon [he/him, he/him]@hexbear.net
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    23 days ago

    They genuinely think some bazinga movie plot involving aerosols and asteroid mining is a more realistic way of fighting climate change than overcoming capitalism zizek-preference

    • UlyssesT [he/him]@hexbear.net
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      23 days ago

      Many such cases.

      See that Lemmyverse thread that wanted to discuss which space treat escapist fantasy was the most soothing, just the other day?

    • UlyssesT [he/him]@hexbear.net
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      23 days ago

      Techbros are so incredibly blue curtained about their Torment Nexus enjoying that I would not be surprised if one of them used a clip from the Animatrix during a presentation about their company’s particular aerosol proposal.

  • UlyssesT [he/him]@hexbear.net
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    23 days ago

    global socialist government that dictates emissions policy… has a lot of negative externalities, too.

    Behold: apocalyptically terminal treatbrain. “DON’T TELL ME WHAT TO DOOOOOOOOOOO” screamed by the techbro clowns that are already burning the circus tent we all live in. elmofire

    • DragonBallZinn [he/him]@hexbear.net
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      23 days ago

      I said it before and I’ll say it again: Aren’t techbros supposed to be smart?

      Learning coding and engineering is no joke, so I’ll give them that. But seriously how are people that smart but still so much of them can be so foolish? I’m guessing self-interest is just one hell of a drug.

      • UlyssesT [he/him]@hexbear.net
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        23 days ago

        Techbros maintain escapist fantasies, from living underground or underwater to the truly absurd like millions of magically self-sustaining space colonies, like lord-bezos-amused suggests.

        • vegeta1 [he/him]@hexbear.net
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          23 days ago

          Some thinking they will preserve the light of consciousness like altered carbon as if a copy of their personality is them. And burn down a couple of forrests bringing death to overcompensate for their fear of… Uh… Death sadness-abysmal

          • UlyssesT [he/him]@hexbear.net
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            23 days ago

            It’s been an exhausting struggle session with some vulgar materialists that harbor some contradictory woo because of their own fear of death. More than a few times in different threads some people have insisted that a sufficiently “perfect” copy of a person, software or otherwise, is literally the original person. That isn’t to say that a “perfect” copy isn’t a valid individual with their own consciousness and such, but the woo is the assumption that the copy is the person, usually backed up with convenient thought experiment details like “making the copy must destroy the original body and brain, of course” because the entire fucking thought experiment falls apart the moment it allows for the original person to continue existing and having a “perfect” copy show up, living evidence that “hey, they’re still there.”

            Some particularly obnoxious bazinga on the Star Trek lemmyverse comm got so freaked out about my dissent that they wouldn’t let it go for months after and kept name-dropping me as evidence that Hexbears were, quote, “superstitious.” projection

              • UlyssesT [he/him]@hexbear.net
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                23 days ago

                The bazingas use the “you believe in souls” accusation to project their own woo because of their own fear of death, and sometimes even concern troll assume that I’m somehow invalidating the “perfect” copy’s personhood in the thought experiment. I’m not. In fact, the belief that the copy is the original person denies the personhood of that new person in favor of whatever bazinga wanted to believe in the “upload” to begin with.

                Also, regarding that death cult startup: memories are not the person. If someone loses some of their memories, are they now “less” of a person somehow? Again, the woo is on them.