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Science

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Bayard

(28,764 posts)
Thu Jan 15, 2026, 06:24 PM Thursday

The Southern Ocean current reverses for the first time, signaling a risk of climate system collapse [View all]

A few scientists huddled around the screen, some squinting through fogged-up glasses, one clutching a mug of coffee gone cold an hour earlier. The numbers were wrong. Or rather, they were right, but they described something that was never supposed to happen in our lifetime: the great current encircling Antarctica had changed direction.

No one said anything at first. Just the slap of waves on metal and the wind gnawing at their hoods. Then someone whispered, half-joking, “Did we just break the planet?” A nervous laugh, quickly swallowed. They ran the measurements again. Same result. The Southern Ocean current, the conveyor belt that stabilises much of Earth’s climate, had reversed in a key sector. The screen glowed in the damp lab, a quiet alarm in pixels and graphs. Outside, the sea kept rolling, indifferent. Inside, a single thought spread: *what else is about to flip?

From space, the Southern Ocean looks like a restless halo, circling Antarctica without ever stopping. For decades, that ring-shaped current has flowed in one dominant direction, pushing cold, nutrient-rich water around the bottom of the planet. It’s the kind of slow, steady motion we treat as a given, like gravity or sunrise. Then the data sets from moored instruments and satellites began to line up, telling the same strange story: in a crucial region, the flow had turned around.

Oceanographers had warned that warming and freshening of Antarctic waters could disrupt this system. Still, when the first models suggested a real-world reversal, most people thought “not yet”. The ocean had other plans. In the space of a single season, a pattern that had held for centuries flickered, stumbled, then shifted. The maps that once showed a clean band of current now show eddies and patches of opposite motion, like a river starting to curl back on itself. That’s when the word “collapse” stopped sounding like science fiction and started sounding like a forecast.

https://www.thepunjab.co.uk/14-165653-the-southern-ocean-current-reverses-for-the-first-time-signaling-a-risk-of-climate-system-collapse-2/

Getting rid of trump, and putting the responsible adults back in charge, is a matter of survival.

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KnR RockCreek Thursday #1
Getting rid of trump and all the current destroyers of decency won't reverse the course of nature. erronis Thursday #2
Yes, we've killed the Earth. NotHardly Thursday #3
We're killing the earth as we have known it. hunter Thursday #8
A good use of this song in Doctor Strangelove. erronis Thursday #9
Well, for us at least angrychair Thursday #17
Yes, it is too late PatSeg Thursday #6
We can't afford to wait. hay rick Thursday #16
Egon from Ghostbusters patphil Thursday #4
Democracy's not the only "experiment" BaronChocula Thursday #5
I fear we are a complete failure as a species PatSeg Thursday #7
Not to worry. It probably took the ants (as an example) a million years to figure out a good model. erronis Thursday #11
Well, if we as a species destroy PatSeg Thursday #20
I found this article from Antarctic.org.au debsy Thursday #10
Thanks for sharing...sorta. yellow dahlia Thursday #12
You are welcome... debsy Saturday #23
What else? yellow dahlia Thursday #13
Fact Check: Did an Ocean Current Reverse? Warpy Thursday #14
We are the proverbial elderly person smoking a Camel while pulling an O2 tank up to a slot machine unconvinced that Cheezoholic Thursday #15
I've known people exactly like that. Sneaking a cigarette while dying in the hospital of emphysema erronis Thursday #19
This story does not appear to be true angrychair Thursday #18
I'm going to leave it up for now Bayard Friday #21
I found ZERO checkable references in the article. The author "Max Olivier" cites no studies or reputable individuals. Ford_Prefect Friday #22
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