July 28, 2025
This is yuuugggee! Pretty much annihilates the claims made by the Gang Green about the Earth's recent climate history.
Ancient Mud Just Shattered a 750,000-Year-Old Ice Myth
From the Sci Tech Daily article:
For a long time, researchers have debated whether a thick, continuous ice shelf once blanketed the entire Arctic Ocean during the most extreme ice ages. However, a new study published in Science Advances challenges this theory, finding no supporting evidence for a vast ice shelf approximately 1 kilometer thick.
Instead, the findings suggest that the Arctic Ocean was covered by seasonal sea ice, which would have allowed for patches of open water and conditions capable of sustaining life, even during the coldest periods of the last 750,000 years.
We've been told ad-nauseum that the Arctic was ice-covered until just now and that is' all Man's fault because of the release of carbon dioxide through industrial and automotive technology. But now we know ice-free years are as common as the cold and cannot now be used as justification for draconian schemes to "fight climate change".
Basically the researchers found species of algae in mud that corresponds to open-water-only species, species that could not have been there if the Arctic was covered by a heavy ice cap.
A crucial piece of evidence was the presence of a molecule called IP25, which is produced by algae that live in seasonal sea ice. Its consistent detection in the sediment layers suggests that the Arctic experienced recurring sea ice cycles, rather than being permanently sealed by a solid ice cover.
But, but, but...there is evidence of heavy ice shelves in the Arctic, is there not?
Well, only to a limited degree:
"There may have been short-lived ice shelves in some parts of the Arctic during especially severe cold phases,” said Knies. "But we don’t see any sign of a single, massive ice shelf that covered everything for thousands of years.”
One possible exception could have occurred about 650,000 years ago, when biological activity in the sediment record dropped sharply. But even then, the evidence points to a temporary event, not a long-lasting frozen lid over the Arctic.
Apparently freezing and thawing in the Arctic is a normal thing.
This fits with anecdotal evidence from prior eras. Sea Captains have recorded open water in the Arctic in bygone eras, particularly in the eighteenth century (prior to the Little Ice Age) and in the early part of the 20th.
In 1903-05 Norwegian explorer Roald Amundsen crossed the Northwest Passage, meaning the whole thing was open at that time. But he was upstaged years before by Adolf Erik Nordenskiold, a Swedish-Finnish explorer and scientist who did the longer Northeast Passage in 1878-79. This was WELL before any rise in atmospheric carbon dioxide. This was before Svante Arrhenius devised his theory of Greenhouse Gas warming (which he theorized in 1896).
And it ignores the fact that the Vikings did quite a bit of sailing through the Arctic during the Middle Ages. Vikings settled along the Arctic Ocean throughout Russia, meaning they had to be able to sail the long coastline.
So this is a discovery that puts yet another nail in the coffin of catastophic climate change theory.
At this point the argument has become rather like the old Midieval "how many angels can dance on the head of a pin" debate. It is no longer a serious discussion.
Another story in Sci Tech Daily suggests that much of the observed planetary warming (under 1* F.) is caused by a reduction in ozone in the atmosphere. If that explains half of the 20th century warming (which was the most pronounced) and land use changes explain much of it too, as does decreasing planetary alebedo (cloudiness) what percentage of heating is driven by carbon dioxide, and if little why are we demanding dcraconian cuts in emissions and establishing world organizations to enforce them?
Also, you may want to ponder this.
Apparently low Arctic sea ice has no impact on severe cold weather as has been postulated by the warmiacs.
Posted by: Timothy Birdnow at
06:30 AM
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Posted by: Dana Mathewson at July 29, 2025 12:24 AM (551jX)
Posted by: Timothy Birdnow at July 29, 2025 06:30 AM (Fkktn)
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