• DarkMessiah@lemmy.world
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    9 months ago

    “Whatever happened with the ozone layer panic, if scientists are so smart?”

    We listened to the scientists, and the problem went away.

  • qjkxbmwvz@startrek.website
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    9 months ago

    Similar with Y2K — it was only a nothingburger because it was taken seriously, and funded well. But the narrative is sometimes, “yeah lol it was a dud.”

    • TonyTonyChopper@mander.xyz
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      9 months ago

      All this hysteria over nuclear weapons is overblown. We’ve known how to build them for 75 years yet there hasn’t been a single one detonated on inhabited American soil. They’re harmless

      • hedidwot@lemmynsfw.com
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        9 months ago

        WTF?

        Unless that was sarcasm that I missed… 100’s of weapons have been tested on US soil…

            • wanderingmagus@lemmy.world
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              9 months ago

              Pretty sure no human lived at the Trinity test site or anywhere else in the test sites where weapons were detonated, especially at the moment of detonation. And I’m pretty sure none have since moved onto those sites either. Hence “inhabited”. It’s not like we nuked cities and towns.

              • hedidwot@lemmynsfw.com
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                9 months ago

                Right… Gotcha. So you’re a ‘change the goalposts to keep making me right as the argument and evidence changes’ kinda person.

                No point engaging with your type.

    • FractalsInfinite@sh.itjust.works
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      9 months ago

      The question is, what will happen in 2038 when y2k happens again due to an integer overflow? People are already sounding the alarm but who knows if people will fix all of the systems before it hits.

      • zik@lemmy.world
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        9 months ago

        It’s already been addressed in Linux - not sure about other OSes. They doubled the size of time data so now you can keep using it until after the heat death of the universe. If you’re around then.

        • dev_null@lemmy.ml
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          9 months ago

          Obviously new systems are unaffected, the question is how many industrial controllers checking oil pipeline flow levels or whatever were installed before the fix and never updated.

          • CLOTHESPlN@lemmy.world
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            9 months ago

            Being somewhat adjacent to that with my work, there is a good chance anything in a critical area (hopefully fields like utilities, petroleum, areas with enough energy to cause harm) have decently hardened or updated equipment where it either isn’t an issue, will stop reporting tread data correctly, or roll over to date “0” which depending on the platform with industrial equipment tends to be 1970 in my personal experience. That said, there is always the case that it will not be handled correctly and either run away or stop entirely.

        • AdrianTheFrog@lemmy.world
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          9 months ago

          I think everything works in windows but the old windows media player. You can test it by setting the time in a windows VM to 2039.

    • 4am@lemm.ee
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      9 months ago

      “Lol Elon rocket go boom, science isn’t real” is also happening

      Stupid people just think they’re the smartest ones in the room now

  • MasterBlaster@lemmy.world
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    9 months ago

    I literally had this exact exchange with someone last year, when they tried to cast doubt on global warming by comparing it to the ozone. Another person did the same , using acid rain, and I pointed out that the northeast sued the shit out of the Midwest until they cut that shit with the coal fire power plants.

    • Yaztromo@lemmy.world
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      9 months ago

      The Conservative Party led Canadian Government and the Regan-era Republican US Government started working on the US-Canada Air Quality Agreement, which was signed by the George H.W. Bush administration into law in the US (and the Brian Mulroney led Government of Canada).

      That’s right — two Conservative governments identified a problem, listened to their scientists, and enacted a solution to acid rain. And now the problem has virtually disappeared.

      Oh how low Conservatives have fallen on both sides of the border since those days.

    • testeronious@lemmy.world
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      9 months ago

      I don’t think it’s only thanks to China. I think it is thanks to the whole world, a huge chunk of big companies’ manufacturing is outsourced to China.

      • Deceptichum@sh.itjust.works
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        9 months ago

        No.

        The rest of the world’s doing a great job at following through on CFC bans.

        This is entirely on China and China alone. No one is forcing their factories to cut corners and use them. Just the same as plastic rice, gutter oil, poison baby formula, etc.

        • rhandyrhoads@lemmy.world
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          9 months ago

          I think the argument to be made is that if China is cutting these corners the rest of the world shouldn’t do business with them. By choosing to use a factory that is using CFCs you are increasing demand for them.

  • Kalysta@lemmy.world
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    9 months ago

    Imagine if we did this with climate change. Imagine if we tried to switch to renewable energy en masse 20 years ago.

  • Underwaterbob@lemm.ee
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    9 months ago

    And didn’t they find a bunch of Chinese factories pumping them out again not long ago?

  • Ð Greıt Þu̇mpkin@lemm.ee
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    9 months ago

    This has since been determined to have tack on benefits in the fight against the climate crisis as well, it’s halved the potential growth in global average temperatures by 2100, which cannot be overstated in just how fantastic that is.

    We went from everyone being baked alive and having 20 kinds of skin cancer to boot to merely dealing with catastrophic climate change and society changing people migrations the likes of which haven’t been documented since the successive eras of steppe invasions into Europe, China, India, and the Middle East.

    Out of the fire and into the frying pan.

  • can@sh.itjust.works
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    9 months ago

    #transcription

    Matt Walsh
    @MattWalshBlog

    Remember when they spent years telling us to panic over the hole in the ozone layer and then suddenly just stopped talking about it and nobody ever mentioned the ozone layer

    Derek Thompson
    @DKThomp

    What happened is scientists discovered chlorofluorocarbons were bad for the ozone, countries believed them, the Montreal Protocol was signed, and CFC use fell by 99.7%,l eading to the stabilization of the ozone layer, perhaps the greatest example of global cooperation in history.

    • Lyrl@lemm.ee
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      9 months ago

      The ozone hole size is influenced by the strength of the polar vortex, the Antarctic temperature, and other things in addition to the concentration of CFC molecules. It’s barely shrunk, but CFCs are so long-lived that was expected - the critical point is it stopped growing over 20 years ago. I believe they expect to start seeing shrinking within the next decade.

      https://www.eea.europa.eu/en/topics/in-depth/climate-change-mitigation-reducing-emissions/current-state-of-the-ozone-layer

    • AA5B@lemmy.world
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      9 months ago

      Looks like it had been expected to heal by 2040, but might also be affected by by climate change - reminder that even when we fix climate change, CO2 stays in the atmosphere over a century. We can only stop making things worse, but it’s your great grand children who stand to really benefit

      • VeganPizza69 Ⓥ@lemmy.world
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        9 months ago

        I was thinking of this paper from 2018:

        ACP - Evidence for a continuous decline in lower stratospheric ozone offsetting ozone layer recovery

        Abstract. Ozone forms in the Earth’s atmosphere from the photodissociation of molecular oxygen, primarily in the tropical stratosphere. It is then transported to the extratropics by the Brewer–Dobson circulation (BDC), forming a protective ozone layer around the globe. Human emissions of halogen-containing ozone-depleting substances (hODSs) led to a decline in stratospheric ozone until they were banned by the Montreal Protocol, and since 1998 ozone in the upper stratosphere is rising again, likely the recovery from halogen-induced losses. Total column measurements of ozone between the Earth’s surface and the top of the atmosphere indicate that the ozone layer has stopped declining across the globe, but no clear increase has been observed at latitudes between 60° S and 60° N outside the polar regions (60–90°). Here we report evidence from multiple satellite measurements that ozone in the lower stratosphere between 60° S and 60° N has indeed continued to decline since 1998. We find that, even though upper stratospheric ozone is recovering, the continuing downward trend in the lower stratosphere prevails, resulting in a downward trend in stratospheric column ozone between 60° S and 60° N. We find that total column ozone between 60° S and 60° N appears not to have decreased only because of increases in tropospheric column ozone that compensate for the stratospheric decreases. The reasons for the continued reduction of lower stratospheric ozone are not clear; models do not reproduce these trends, and thus the causes now urgently need to be established.

        and this paper from 2023:

        Potential drivers of the recent large Antarctic ozone holes | Nature Communications

        The past three years (2020–2022) have witnessed the re-emergence of large, long-lived ozone holes over Antarctica. Understanding ozone variability remains of high importance due to the major role Antarctic stratospheric ozone plays in climate variability across the Southern Hemisphere. Climate change has already incited new sources of ozone depletion, and the atmospheric abundance of several chlorofluorocarbons has recently been on the rise. In this work, we take a comprehensive look at the monthly and daily ozone changes at different altitudes and latitudes within the Antarctic ozone hole. Following indications of early-spring recovery, the October middle stratosphere is dominated by continued, significant ozone reduction since 2004, amounting to 26% loss in the core of the ozone hole. We link the declines in mid-spring Antarctic ozone to dynamical changes in mesospheric descent within the polar vortex, highlighting the importance of continued monitoring of the state of the ozone layer.

  • Ugurcan@lemmy.world
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    9 months ago

    TBH “The whole world agreed on something” narrative doesn’t really reflect what happened.

    Actually, The Industry dropped using CFC after a cheaper and luckily safer alternative has been discovered right around that time.

    • marcos@lemmy.world
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      9 months ago

      There was a necessary round of nearly all governments on Earth agreeing to fine and extinguish business or even throwing executives on jail if they insisted on using the more expensive alternative.

      Only after that people stopped using CFCs.

      Honestly, some times I wonder if we live in an episode of Captain Planet. Some people look like plain childish cartoon villains.

  • Queen HawlSera@lemm.ee
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    9 months ago

    Conservatives aren’t used to the concept of “Problems go away when you do something about them.”

    They are stuck in the mindset of “The problem will always be with us, so just shame those suffering from it and isolate them so we don’t catch their problem.”

  • wellee@lemmy.world
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    9 months ago

    Wtf was that dumbest posting about? He never learned about CFCs in 8th grade high school? Embarrassing

  • ozoned@lemmy.world
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    9 months ago

    Remember when cavemen unga bunga’d about dinosaurs? Whatever happened to those dinosaurs! It’s like the Flintstones wasn’t actually the ground breaking documentary it was or something!