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Did a volcanic cataclysm 40,000 years ago trigger the final demise of the Neanderthals?
Science Daily ^ | March 20, 2015 | Geological Society of America

Posted on 03/24/2015 7:28:00 AM PDT by SunkenCiv

In their climate simulations, Black and colleagues found that the largest temperature decreases after the eruption occurred in Eastern Europe and Asia and sidestepped the areas where the final Neanderthal populations were living (Western Europe). Therefore, the authors conclude that the eruption was probably insufficient to trigger Neanderthal extinction.

However, the abrupt cold spell that followed the eruption would still have significantly impacted day-to-day life for Neanderthals and early humans in Europe. Black and colleagues point out that temperatures in Western Europe would have decreased by an average of 2 to 4 degrees Celsius during the year following the eruption. These unusual conditions, they write, may have directly influenced survival and day-to-day life for Neanderthals and anatomically modern humans alike, and emphasize the resilience of anatomically modern humans in the face of abrupt and adverse changes in the environment.

(Excerpt) Read more at sciencedaily.com ...


TOPICS: History; Science; Travel
KEYWORDS: catastrophism; godsgravesglyphs; neandertal; neandertals; neanderthal; neanderthals
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Figure 4 in B.A. Black et al.: This image shows annually averaged temperature anomalies in excess of 3°C for the first year after the Campanian Ignimbrite (CI) eruption compared with spatial distribution of hominin sites with radiocarbon ages close to that of the eruption.

Figure 4 in B.A. Black et al.: This image shows annually averaged temperature anomalies in excess of 3°C for the first year after the Campanian Ignimbrite (CI) eruption compared with spatial distribution of hominin sites with radiocarbon ages close to that of the eruption.

1 posted on 03/24/2015 7:28:00 AM PDT by SunkenCiv
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KEYWORDS: neandertal; neandertals; neanderthal; neanderthals
The Neandertal Enigma
by James Shreeve

in local libraries
"Frayer's own reading of the record reveals a number of overlooked traits that clearly and specifically link the Neandertals to the Cro-Magnons. One such trait is the shape of the opening of the nerve canal in the lower jaw, a spot where dentists often give a pain-blocking injection. In many Neandertal, the upper portion of the opening is covered by a broad bony ridge, a curious feature also carried by a significant number of Cro-Magnons. But none of the alleged 'ancestors of us all' fossils from Africa have it, and it is extremely rare in modern people outside Europe." [pp 126-127]

2 posted on 03/24/2015 7:29:05 AM PDT by SunkenCiv (What do we want? REGIME CHANGE! When do we want it? NOW!)
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To: StayAt HomeMother; Ernest_at_the_Beach; decimon; 1010RD; 21twelve; 24Karet; 2ndDivisionVet; ...
GIGO.

3 posted on 03/24/2015 7:29:09 AM PDT by SunkenCiv (What do we want? REGIME CHANGE! When do we want it? NOW!)
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To: SunkenCiv

No it was caused by climate change. Just ask a liberal. They can provide all kinds if maps and charts and probably even throw in a few photographs for good measure..


4 posted on 03/24/2015 7:30:36 AM PDT by jsanders2001
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To: SunkenCiv

Nope. It was Transfats.


5 posted on 03/24/2015 7:32:15 AM PDT by blueunicorn6 ("A crack shot and a good dancer")
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To: SunkenCiv

Neanderthals are alive and well as part of the liberal voting block.


6 posted on 03/24/2015 7:35:27 AM PDT by Vigilanteman (Obama: Fake black man. Fake Messiah. Fake American. How many fakes can you fit in one Zer0?)
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To: SunkenCiv; StayAt HomeMother; Ernest_at_the_Beach; decimon; 1010RD; 21twelve; 24Karet; ...
Useful look at the anatomical differences between us and the Neandertals.

Us and Them

7 posted on 03/24/2015 7:37:34 AM PDT by Kenny Bunk ( Obama told us what he'd do, and did it. How about your Republican Representative?)
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To: Kenny Bunk

Thanks, but it’s just the gracile us vs clumsy old them, it originated with Virchow but has really come into its own among Master Race Replacement Theorists of the UK.


8 posted on 03/24/2015 7:39:29 AM PDT by SunkenCiv (What do we want? REGIME CHANGE! When do we want it? NOW!)
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To: SunkenCiv
No..


9 posted on 03/24/2015 7:39:34 AM PDT by PROCON (Always Give 100% --- Unless you're donating blood.)
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To: Kenny Bunk

“Useful look at the anatomical differences between SOME OF us and the Neandertals.” :)


10 posted on 03/24/2015 7:39:59 AM PDT by SMARTY ("When you blame others, you give up your power to change." Robert Anthony)
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To: SunkenCiv
Given that they ran up against Homo sapiens sapiens, I think we all know what happened to them.


11 posted on 03/24/2015 7:42:29 AM PDT by Jim Noble (When strong, avoid them. Attack their weaknesses. Emerge to their surprise. .)
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To: SunkenCiv
in their climate simulations

That's as far as I got.

12 posted on 03/24/2015 7:47:17 AM PDT by ClearCase_guy ("Victim" -- some people eagerly take on the label because of the many advantages that come with it.)
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To: SMARTY; SunkenCiv
Uh, thanks guys, I think.

I shall read more critically in future. I also will try and erase "Clan of the Cave Bear" from my brain Hard Drive.

13 posted on 03/24/2015 7:51:39 AM PDT by Kenny Bunk ( Obama told us what he'd do, and did it. How about your Republican Representative?)
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To: SunkenCiv
Apparently Not:


14 posted on 03/24/2015 7:52:23 AM PDT by TexasCajun
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To: Vigilanteman

Actually, they probably vote Republican.

Genetic studies show a rather significant portion of Neanderthal DNA in Europeans.


15 posted on 03/24/2015 8:16:10 AM PDT by redgolum ("God is dead" -- Nietzsche. "Nietzsche is dead" -- God.)
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To: Vigilanteman
Neanderthals were smarter than liberals. If they hadn't been, they'd been exterminated within two generations.
16 posted on 03/24/2015 9:04:08 AM PDT by vetvetdoug
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To: redgolum
"Genetic studies show a rather significant portion of Neanderthal DNA in Europeans."

Less than 4%.

17 posted on 03/24/2015 10:21:53 AM PDT by blam (Jeff Sessions For President)
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To: SunkenCiv
TOBA

" The last glacial period was preceded by 1000 years of the coldest temperatures of the Late Pleistocene, apparently caused by the eruption of the Mount Toba volcano. The six year long volcanic winter and 1000-year-long instant Ice Age that followed Mount Toba's eruption may have decimated Modern Man's entire population. Genetic evidence suggests that Human population size fell to about 10,000 adults between 50 and 100 thousand years ago. The survivors from this global catastrophy would have found refuge in isolated tropical pockets, mainly in Equatorial Africa. Populations living in Europe and northern China would have been completely eliminated by the reduction of the summer temperatures by as much as 12 degrees centigrade."

The Toba survivor numbers have been increased substancially since this article was written. Even so, almost everyone died.

18 posted on 03/24/2015 10:43:33 AM PDT by blam (Jeff Sessions For President)
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To: Vigilanteman

Nope—Homosapiens did them in with their Bigger brains and smarts. Bones were found with TEETH MARKS! Human teeth! the Homosapiens killed them and ate them!


19 posted on 03/24/2015 11:00:53 AM PDT by Forward the Light Brigade (Into the Jaws of H*ll Onward! Ride to the sound of the guns!)
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To: SunkenCiv
Just another lame attempt to get George W. Bush off the hook for the demise of the Neanderthals.

A volcanic eruption in the East Indies in 1815 caused a "year without a summer" in 1816 in Europe and North America. Tens of thousands of Europeans died of starvation because the crops failed.

20 posted on 03/24/2015 11:59:27 AM PDT by Verginius Rufus
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