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return2ozma@lemmy.world to World News@lemmy.worldEnglish · 2 days ago

Mysterious ‘cold blob’ in the Atlantic suggests the AMOC is weakening

www.newscientist.com

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Mysterious ‘cold blob’ in the Atlantic suggests the AMOC is weakening

www.newscientist.com

return2ozma@lemmy.world to World News@lemmy.worldEnglish · 2 days ago
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A patch of ocean south-east of Greenland is the only place on Earth that is cooling, and it could be a sign that the warm water "conveyor belt" in the Atlantic is slowing down
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  • Wren@lemmy.today
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    16 hours ago

    No paywall link: https://removepaywalls.com/https://www.newscientist.com/article/2529078-mysterious-cold-blob-in-the-atlantic-suggests-the-amoc-is-weakening/

  • Sharkticon@lemmy.zip
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    1 day ago

    It’s amazing how many hydroclimatologists are apparently in this thread eager to make sarcastic comments yet not able to publish their research.

  • Thorry@feddit.org
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    1 day ago

    There is nothing mysterious about the cold blob. It’s due to the land ice in Greenland melting due to global warming. This ice runs into the ocean at greater and greater speeds, cooling off the water in that region. So that little bit of cooling is actually just a part of global warming.

    • icelimit@lemmy.ml
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      1 day ago

      Might be that the melt runoff is at a greater rate than before where that cold blob was smaller/not there.

      If the cold blob continues to get bigger, the warm surface could get cut off.

    • TwodogsFighting@lemdro.id
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      1 day ago

      It’s like no one’s ever put Ice in a glass of water before.

      • partofthevoice@lemmy.zip
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        24 hours ago

        And checked the results with a heat gun? You got me red handed.

    • RandomStranger@piefed.social
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      1 day ago

      That was my thought as well, but wouldn’t the behavior be the same near the poles then?

      • Pommes_für_dein_Balg@feddit.org
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        1 day ago

        I’m guessing the water at the poles was already close to freezing temperatures.
        So it isn’t affected by melting ice.
        But at latitudes affected by the warm Gulf Stream, melting ice is colder than the surrounding water, so it would cool it down.

  • stoy@lemmy.zip
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    2 days ago

    Ok, so now the Gulf stream is collapsing, and I live in Sweden.

    yay.

    • ILikeBoobies@lemmy.ca
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      2 days ago

      It’ll be less of a shock for you than Spain.

      • stoy@lemmy.zip
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        1 day ago

        I don’t know, I think the shock will be pretty bad for us both…

        I mean, the south of Sweden is at the same latitute as Newfoundland, Stockholm is at the same latitude as the southern tip of Greenland.

        Spain is at the same latitude as New York, Washington and Virginia.

        Let’s not compete about who will suffer the most.

        • ILikeBoobies@lemmy.ca
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          1 day ago

          Your homes/buildings are designed to keep heat in. Spanish buildings have airflow to keep heat out.

          It’s not about suffering more, it’s about the change to infrastructure.

          • MBech@feddit.dk
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            1 day ago

            It’s also about not being able to grow any food when everything is permanently frozen…

            • Bananskal@nord.pub
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              Exactly. And we want to keep our summers and not have to spend every day indoors. Ffs, these people who are like “you’ll be fine”. Ridiculous.

            • ILikeBoobies@lemmy.ca
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              1 day ago

              Everyone suffers in that regard.

              While everyone figures that out there are other issues like infrastructure.

          • Bananskal@nord.pub
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            1 day ago

            It not just about infrastructure. We want to able to grow our own food and keep livestock and all that. Without the Gulf stream that’ll be… Harder. 🥶

      • Pommes_für_dein_Balg@feddit.org
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        1 day ago

        We’re not talking about a little drop in temperature you can tough out.
        We’re talking about a permanent ice cover that makes agriculture impossible in all of Scandinavia.

  • thefluffiest@feddit.nl
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    If anyone wants to see if this will impact them and how bad, see https://amocscenarios.org/. Based on this research.

    • FarceOfWill@infosec.pub
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      I wish it had a scenario for last 5 years average, the uk has many more than the preindustrial 0 tropical nights now.

      • thefluffiest@feddit.nl
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        1 day ago

        Yeah I have a long list of wishes for that model too. Like base it one current climate forcing estimate of 2.8C. Make the color range more expressive.

        But some clicking around will show anyone that a lot will change. And that you really don’t want to be in the northern Atlantic and adjacent

        • FarceOfWill@infosec.pub
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          1 day ago

          To be honest south uk looks pretty good but anywhere north or south is catastrophic.

          • thefluffiest@feddit.nl
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            22 hours ago

            South UK still minus 2.3C, even with 2C climate forcing. That’s still quite a lot.

            Though not as much as Norway and Sweden

  • ZMoney@lemmy.world
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    Nothing mysterious about this. Melting ice caps produce fresh sueface water that doesn’t sink.

    • musicalphysics@discuss.online
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      Scientists sure are stupid. Wasting time collecting evidence to prove their hypotheses. /s

  • BarneyPiccolo@lemmy.today
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    1 day ago

    Quick, stick a data center there to warm it up.

  • Poppa_Mo@lemmy.world
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    1 day ago

    The entire world is fucked.

    • binux@sh.itjust.works
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      1 day ago

      Nah, the world will be fine. It’s just the human issue it has to deal with first.

      • reluctant_squidd@lemmy.ca
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        It has a sickness. Now it’s getting a fever.

  • LavaPlanet@sh.itjust.works
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    1 day ago

    It’s t-shirt weather, in the middle of winter here where I am. I’m 49, I’ve never seen anything even close to this before.

  • FoxtrotDeltaTango@sh.itjust.works
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    1 day ago

    Oh great, that’s the last thing we need

  • homoludens@feddit.org
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    1 day ago

    Paywall :(

  • somethingsnappy@lemmy.world
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    1 day ago

    That’s nust Greenlands balls.

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