Claim: The “Open Fridge Effect” Baltic Sea Level Drop is Proof of Global Warming

Essay by Eric Worrall

The last time these extreme weather conditions were recorded was shortly after the Little Ice Age.

Experts warn of rapid loss of water in the Baltic Sea: ‘A vibrant reef is turning into an underwater wasteland’

By Katarzyna Kubacka
Published on 22/02/2026 – 14:19 GMT+1

At the beginning of February, the water level in the Baltic Sea dropped sharply. Experts tell Euronews it is a result of climate change.

The situation, although it has not happened for 140 years, is caused by atmospheric factors. On the surface, these should not be a cause for concern, but, as Dr Tomasz Kijewski of the Institute of Oceanology of the Polish Academy of Sciences told Euronews, such a deviation is a glaring example of the impact of climate change on the environment. The Arctic plays the first fiddle here.

“The long-lasting strong easterly winds persisting since the beginning of January have pushed water masses through the Danish Straits towards the North Sea, resulting in a drop in levels throughout the basin,” reads a post by the Institute of Oceanology of the Polish Academy of Sciences. “As long as this meteorological configuration continues, water is being ‘held down’ at the south-eastern end of the basins, with levels locally decreasing.”

As he explains, the mass of frigid air that has always existed over the Arctic and has, as it were, sealed it off from the rest of the world is beginning to ‘unseal’, having a significant effect on the temperature of atmospheric currents.

“We jokingly call it the open fridge effect,” says the biologist. “When we open the fridge, air escapes down the bottom and we get cold feet.”

Read more: https://www.euronews.com/2026/02/22/experts-warn-of-rapid-loss-of-water-in-the-baltic-sea-a-vibrant-reef-is-turning-into-an-un

I know some of you doubters might think it less than convincing that a rare post Little Ice Age weather condition known as “the open fridge effect” is proof of global warming, but we all know the strongest evidence of global warming is extreme winter conditions.

Let’s hope the world doesn’t tip over into global cooling, otherwise we might lose all our snow.

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KevinM
February 23, 2026 10:04 am

If you put a refrigerator in a closed room, plug it in and leave the door open… that closed room will get warmer. A scientist should know why.

Tom Johnson
Reply to  KevinM
February 23, 2026 10:28 am

Only a scientist?? A reasonably bright 7th grader, too.

SxyxS
Reply to  Tom Johnson
February 23, 2026 11:20 am

Aren’t a 7th grader and a Berkeley scientist pretty much the same?

Reply to  Tom Johnson
February 23, 2026 1:38 pm

Don’t be too sure. In my first job the AC failed in the computer room and so a couple of engineers came with an AC unit meant to be fitted on a wall with the cold side inside and the hot side outside. Unfortunately they put the whole thing in the middle if the computer room turned it on and walked away. The boss went mad when I told him.

DipChip
Reply to  KevinM
February 23, 2026 11:52 am

Another means of testing some ones scientific knowledge, is to ask them if global warming can cause winter cooling in the temperate zone, will global cooling also cause winter warming in the temperate zone. Then consider their response. Only a Joker, a Fool or Al Gore would ask that.

J Boles
February 23, 2026 10:04 am

NOTHING must be allowed to count against CAGW, so, everything must count for it. Or else their narrative falls apart. But it falls apart anyway precisely for the same reason. I came to realize all they can think about is THE REVOLUTION where they can soak the rich and give it to themselves.

February 23, 2026 10:09 am

Hm.
Has there not been a persistant high pressure system over north western Europe for a while? I would think that this high pressure would force water from the Baltic into the SE North Sea.
I notice the paper doesn’t give the amount of sea level drop. I suspect one man’s sharp drop might be very small to another man. (And no, I can’t be bothered to find out what the actual number is, the whole thing is just weather.)

February 23, 2026 10:27 am

Story tip!

Clearing up some misconceptions about the DoE report (by Ross McKitrick)

Last year I had the privilege of working with a small team (me, Judy Curry, John Christy, Steve Koonin and Roy Spencer) on a draft report for U.S. Energy Secretary Chris Wright on the topic of climate change impacts on the United States.
After its release two environmental groups sued the Department of Energy (DOE) under something called the Federal Advisory Committee Act (FACA) alleging our group was not legally constituted, which led to a suspension of our work.

https://judithcurry.com/2026/02/21/clearing-up-some-misconceptions-about-the-doe-report/

DipChip
Reply to  Cam_S
February 23, 2026 12:13 pm

We are fortunate to still have a practice of real science, by real scientists hiding amongst all the rest of the so called scientists scattered across the globe. The reality of the issue is being exposed more and more each year, by those named in the above comment..

February 23, 2026 10:30 am

It’s 67cm below normal, the lowest level since 140 years. So it’s not for the first time.
If the water returns from the North Sea, it will have much more O2, good for the Baltic Sea at a low level.
It’s not only caused by eastern winds but also much of the water at the coastlines is frozen.
https://news.err.ee/1609943672/winter-water-exchange-should-benefit-the-baltic-sea

DonK31
Reply to  Krishna Gans
February 23, 2026 10:48 am

“Lowest level since 140 years” shows that 140 years ago it was even lower. Why? Was it global warming then? If not, there must be more than one reason that sea levels go up and down.

Ex-KaliforniaKook
February 23, 2026 10:48 am

Dang! My wife and I are going on a Baltic cruise this summer. This probably means they’ll bus us from port to port since the water level is so low.

And here I thought the biggest threat was the Ruskies invading the rest of their old empire while we were there.

Toby Nixon
February 23, 2026 10:59 am

I’m confused. I’m not a meteorologist or physicist, but it’s always been my understanding that lower sea levels are caused by global cooling, not warming, due to more water being deposited as snow and ice in the polar ice caps and glaciers. So now they’re saying that is caused by CO2 emissions as well? It’s nonsensical.

4 Eyes
Reply to  Toby Nixon
February 23, 2026 11:57 am

You’re not a meteorologist or a physicist. Neither is the quoted scientist, Dr Tomasz Kijewski of the Institute of Oceanology of the Polish Academy of Sciences – he is a biologist according to ChatGPT. Hardly an expert in ocean fluid mechanics.

strativarius
February 23, 2026 11:25 am

Experts tell Euronews it is a result of climate change.

And Euronews took their word for it. Settled…

Curious George
February 23, 2026 11:28 am

No Polish jokes, please.

KevinM
Reply to  Curious George
February 23, 2026 1:45 pm

What do you do if the Polish army throws a hand grenade at you?

MarkW
Reply to  KevinM
February 23, 2026 2:35 pm

Pull the pin and throw it back.

February 23, 2026 11:50 am

So this is unprecedented since the last time we saw it, 140 years ago, at the end of the Little Ice Age, when anthropogenic greenhouse gas emissions were, in fact, not a factor. Now it’s due to warming caused by anthropogenic GHGs. Catastrophic anthropogenic global warming can do anything. Anything. Except, presumably, remove the dust from under the cupboard, hang the laundry, make the coffee, empty the dishwasher, fix the roof, and walk the dog.

Sob.

Laws of Nature
February 23, 2026 12:27 pm

Uhm.. an unusual Arctic wind pattern.. is the Stratosphere involved?
If so, the Tonga-Hunga eruption changed it and these anomalies might just be caused by that.

real bob boder
February 23, 2026 12:33 pm

When I leave fridge door open my wife yells at me

DonK31
Reply to  real bob boder
February 23, 2026 12:36 pm

If you were at my place and you left the fridge door open, I would yell at you.

Richard M
February 23, 2026 12:37 pm

Many regions of the world have seen a consistent pattern this winter. The western US has been warm while the east coast has been very cold. This says to me the NH jet stream has found a favorable position for some reason.

What could be causing the jet stream to take on this behavior? This also would be similar to what would have occurred during glaciations when the eastern part of the US saw mile high ice over a large area.

PS. This also happens to be near the time we would expect the AMO climate cycle to switch from its warm phase to its cool phase. Could all this be related?

abolition man
Reply to  Richard M
February 23, 2026 12:48 pm

It couldn’t possibly be related! Everyone knows that computer models are FAR more powerful than natural cycles. I imagine with the right models you could see cats and dogs living in perfect harmony, and peace throughout the Middle East, maybe the world!

February 23, 2026 12:53 pm

Sounds like a Holdrenism to me:

Bob
February 23, 2026 1:12 pm

“Experts tell us” what can I say? This is exactly why calling someone an expert now days is so meaningless.

Victor
February 23, 2026 1:13 pm

A high pressure with cold air came from the northeast and pushed the water out of the Baltic Sea.
There was also a high pressure with cold air coming from the north in the US this winter.
https://lundy-projects.co.uk/baltic-sea-water-levels-hit-140-year-low-mysterious-phenomenon/

February 23, 2026 1:33 pm

What, so now sea level decline is a sign of climate change??
The sheer gall of these people.

Edward Katz
February 23, 2026 2:43 pm

Here we go again. The alarmists are using any weather/climate anomaly as positive proof of climate change. Except all this has more than its share of precedents. Between 1250 and 1450 areas from Greenland as far as China experienced a wide variety of extreme weather events. The Vikings were forced to abandon their agricultural settlements in Greenland, while in Iceland the absence of adequate tree growth forced major changes in building construction and shipbuilding. In western Europe the 14th Century recorded more cold winters than any other with rivers like the Thames and Danube being repeatedly frozen for weeks and months. Cold, snowy winters were often followed by violent spring floods and heavier-then-normal rains were more common than usual. Great North Sea storms inundated large areas of Britain, Belgium and Holland; yet hot droughts soon after affected the same regions. These conditions were hardly restricted to Europe as records across Asia as far as China showed wide fluctuations of severe and extraordinary weather. All this managed to occur despite the absence of large amounts of carbon emissions caused by widespread industrialization. So what else is new other than than the eco-exaggerators appearing more often with scare stories?