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Ocean system that moves heat gets closer to collapse, which could cause weather chaos, study says
phys ^ | 02/10/2024

Posted on 02/10/2024 8:34:29 AM PST by devane617

An abrupt shutdown of Atlantic Ocean currents that could put large parts of Europe in a deep freeze is looking a bit more likely and closer than before as a new complex computer simulation finds a "cliff-like" tipping point looming in the future.

A long-worried nightmare scenario, triggered by Greenland's ice sheet melting from global warming, still is at least decades away if not longer, but maybe not the centuries that it once seemed, a new study in Friday's Science Advances finds. The study, the first to use complex simulations and include multiple factors, uses a key measurement to track the strength of vital overall ocean circulation, which is slowing.

A collapse of the current—called the Atlantic Meridional Overturning Circulation or AMOC—would change weather worldwide because it means a shutdown of one of key the climate and ocean forces of the planet. It would plunge northwestern European temperatures by 9 to 27 degrees (5 to 15 degrees Celsius) over the decades, extend Arctic ice much farther south, turn up the heat even more in the Southern Hemisphere, change global rainfall patterns and disrupt the Amazon, the study said. Other scientists said it would be a catastrophe that could cause worldwide food and water shortages.


TOPICS: Miscellaneous; News/Current Events
KEYWORDS: chickenlittle; climate; computersimulation
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"An abrupt shutdown of Atlantic Ocean currents that could put large parts of Europe in a deep freeze ..."

So, it's back to Global Freezing?

1 posted on 02/10/2024 8:34:29 AM PST by devane617
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To: devane617

[[”cliff-like” tipping point looming in the future]]

Oh my, that’s hugh and series


2 posted on 02/10/2024 8:35:53 AM PST by Bob434
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To: devane617
I watched that movie. It had Randy Dennis Quaid in it.
3 posted on 02/10/2024 8:36:27 AM PST by BipolarBob (One flew East and one flew West . . .)
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To: devane617

These scientists just keep on guessing....Thank goodness for Grant Money.


4 posted on 02/10/2024 8:36:31 AM PST by Sacajaweau (W)
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To: devane617
Wait! Is it Trump's fault or my CO2?
5 posted on 02/10/2024 8:36:50 AM PST by budj (Combat vet, second of three generations.)
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To: devane617

Quick, everyone cut off their left hand! That will solve the problem!


6 posted on 02/10/2024 8:37:33 AM PST by Lockbox (politicians, they all seemed like game show hosts to me.... Sting…)
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To: devane617

how did we ever survive the “Tipping Point” when miles high thick ice covered parts of the USA and melted and turned into great lakes? Long BEFORE SUV’s and Industries were around?


7 posted on 02/10/2024 8:37:45 AM PST by Bob434
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To: devane617

I’m more worried about the lack of oxygen in the room.


8 posted on 02/10/2024 8:37:48 AM PST by Track9 (Matches for sale.. get your matches!)
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To: devane617

Wait...the ocean can affect global climate?! Outside of our own puny efforts to do so?
Color me shocked!


9 posted on 02/10/2024 8:37:57 AM PST by Deo volente ("When we see the image of a baby in the womb, we glimpse the majesty of God's creation." Pres. Trump)
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To: devane617

Europe needs a deep freeze to maybe WAKE THEM UP


10 posted on 02/10/2024 8:38:40 AM PST by butlerweave
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To: budj

“Is it Trump’s fault or my CO2?”

It’s vegetarians eating too many beans.


11 posted on 02/10/2024 8:39:09 AM PST by nuconvert ( Warning: Accused of being a radical militarist. Approach with caution.)
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To: budj

No. It’s your garden and your foolish desire to continue eating and breathing. If you would only stop doing that we could all be saved. Well, not you, but the important people. Like me.


12 posted on 02/10/2024 8:39:50 AM PST by calljack (Sometimes your worst nightmare is just a start.)
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To: devane617

phys.org is looking like a propaganda outlet these days.


13 posted on 02/10/2024 8:40:06 AM PST by kiryandil (Free Zaluzhny!)
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To: devane617

Meanwhile… a COLLAPSE IN THE EARTH’S ROTATION will end our 24 hour days.


14 posted on 02/10/2024 8:40:53 AM PST by House Atreides (I’m now ULTRA-MAGA. -PRO-MAX)
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To: devane617
They keep bringing this up every year, since the sixties at least.

15 posted on 02/10/2024 8:42:52 AM PST by BitWielder1 (I'd rather have Unequal Wealth than Equal Poverty.)
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To: House Atreides

“ Meanwhile… a COLLAPSE IN THE EARTH’S ROTATION will end our 24 hour days.”

Did we not pay the bill again to the rotation company?


16 posted on 02/10/2024 8:43:13 AM PST by HereInTheHeartland (Have you seen Joe Biden's picture on a milk carton?)
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To: devane617

Does this cliff look like an inverted hockey stick?


17 posted on 02/10/2024 8:43:19 AM PST by who_would_fardels_bear (What is left around which to circle the wagons?)
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To: Bob434

This is exactly what I have wondered about. There have been numerous ice ages in Earth’s history. Chicago was buried under a mile of ice at one time during an ice age. How did all that ice melt? It melted due to natural cycles which man has no control over.

There are natural cycles that we don’t fully understand and have no control over. Even if we everything that Greta Thunberg told us to do, it would not affect these natural cycles.


18 posted on 02/10/2024 8:43:45 AM PST by Dilbert San Diego
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To: devane617
An abrupt shutdown of Atlantic Ocean currents that could put large parts of Europe in a deep freeze

They say that like it’s a bad thing…

19 posted on 02/10/2024 8:43:46 AM PST by rhinohunter (Elections have consequences. Stolen elections have catastrophic consequences.)
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To: devane617
Ah, so this dire prediction is the result of a computer simulation.

Garbage in, garbage out.


20 posted on 02/10/2024 8:44:36 AM PST by Leaning Right (The steal is real.)
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