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Mammoth Herds 'Roamed Fertile Bering Strait In Ice Age'
Ananova ^ | 6-5-2003

Posted on 06/04/2003 3:39:25 PM PDT by blam

Mammoth herds 'roamed fertile Bering Strait in Ice Age'

Huge herds of mammoth, wild horses and bison once roamed the land bridge between North America and Siberia, new evidence suggests.

Plant fossils have shown that 24,000 years ago, during the last Ice Age, dry grassland covered much of region.

The vegetation would have allowed large populations of mammals to survive all year round on the now-submerged landmass known as Beringia or the Bering Strait.

Scientists writing in the journal Nature said the animals would have been sustained by a diet rich in prairie sage, bunch grasses, and other grass-like plants.

Grant Zazula, from Simon Fraser University, British Columbia, and colleagues analysed plant fossils from three sites in Canada's frozen Yukon territory.

During the Ice Age, the area would have had vegetation similar to that in eastern Beringia.

The scientists concluded that the region would have borne a grass-dominated ecosystem known as "mammoth steppe".

They wrote: "This vegetation was unlike that found in modern Arctic tundra, which can sustain relatively few mammals, but was instead a productive ecosystem of dry grassland that resembled extant (present) subarctic steppe communities."

Story filed: 18:40 Wednesday 4th June 2003


TOPICS: Canada; News/Current Events; Russia
KEYWORDS: age; ancienthistory; archaeology; bering; beringstrait; catastrophism; fossils; ggg; godsgravesglyphs; herds; history; ice; iceage; mammoth; mammoths; siberia; strait
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To: blam
Bump
41 posted on 06/05/2003 1:07:36 PM PDT by Fiddlstix (http://www.ourgangnet.net)
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To: IYAAYAS

This kind of catastrophism.

42 posted on 06/05/2003 1:29:52 PM PDT by blam
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To: IYAAYAS
...And this kind of catastrophism.

Did Asteroids And Comets Turn The Tides Of Civilization?

43 posted on 06/05/2003 1:32:55 PM PDT by blam
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To: blam
Carolina Bays?
44 posted on 06/05/2003 1:47:50 PM PDT by the-ironically-named-proverbs2
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To: stand watie
Osiyo
45 posted on 06/05/2003 1:53:42 PM PDT by gopheraj
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To: blam
WOW! Where was that taken?

So your talking natural catastrophism then. Excelent, I'm not sure the two types are mutualy exclusive though.

A general question for anybody: Considering most if not all of our absolute dating methods involve measurement of radioactive decay. Are there ANY conditions that can alter decay rates, such as magnetic fields or gravity or anything else?
46 posted on 06/05/2003 3:22:42 PM PDT by IYAAYAS (Live free or die trying)
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To: IYAAYAS
Are there ANY conditions that can alter decay rates

You can speed it up by concentrating a lot of the material in a small space. Half-life is dependent on each atom by itself, though, and represents the lowest rate of natural decay.

47 posted on 06/05/2003 3:27:11 PM PDT by RightWhale (gazing at shadows)
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To: IYAAYAS
"WOW! Where was that taken? "

Suprise. Those are called Carolina Bays, there are 500,000 of these along the east coast of the USA.

Carolina Bays

48 posted on 06/05/2003 3:30:05 PM PDT by blam
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To: the-ironically-named-proverbs2; IYAAYAS
Moses’ Comet

Mike Baillie
Discovering Archeology, July/August 1999

Moses called down a host of calamities upon Egypt until the pharaoh finally freed the Israelites. Perhaps he had the help of a comet impact coupled with a volcano. A volcano destroyed the island of Santorini in the Aegean Sea (between today's Greece and Turkey) around the middle of the second millennium B.C. Researchers Val LaMarche and Kathy Hirschboeck suggest the volcano might be associated with tree-ring evidence for several years of intense cold beginning in 1627 B.C. Could that form the basis for strange meteorological phenomena recorded in the biblical book of Exodus?

In the book of Exodus, which describes events a few hundred kilometers from Santorini, we read of a pillar of cloud and fire, a lingering darkness, and the parting of the Red Sea. An enormous column of ash must have hung in the sky over the eruption (the Israelites’ “pillar of cloud by day and fire by night?”), and the volcano doubtless caused a tsunami, or tidal wave (which could have drowned a pharaoh's army). The Exodus story is traditionally dated to either the thirteenth or fifteenth century B.C. Those dates, however, depend ultimately on identifying the “Pharaoh of the Oppression,” and historians have never proven to which ruler that infamous title referred. Many biblical scholars will disagree, but I suggest that a seventeenth-century B.C. date is not impossible.

The argument can be bolstered. Equally catastrophic meteorological conditions are recorded in the Bible for the time of King David. Psalm 18, in reference to David, speaks of terrifying events: “Earth shook and trembled. The foundations of the hills moved and were shaken. ... Smoke ... fire ... darkness ... dark waters ... thick clouds of the skies ... hailstones and coals of fire.” On some chronologies, David is placed 470 years after the Exodus. The spacing between the two disastrous events recorded in Irish tree rings at 1628 and 1159 B.C. is 469 years. The Exodus story includes dust, several days of darkness, hail, dead fish, undrinkable water, cattle killed by hail, water breaking out of rocks, the earth opening, the sea parting as in a tsunami, and so on. Someone looking at the Exodus story and knowing descriptions of other distant volcanic effects might offer the possibility that the Israelites escaped from Egypt under the cover of a major natural catastrophe. There may be veiled references to comets in the biblical narrative, leading to the possibility that the Santorini eruption itself may have been triggered by a bolide (comet or asteroid) impact. David Levy, co-discoverer of the comet that bears his and Jean Shoemaker's names, has argued that the description of the “angel of the Lord in the sky over Jerusalem with a drawn sword” (1 Chronicles 21) could be a reference to a comet. The Angel of the Lord was, of course, also present at the Exodus, as it was “traveling in front of Israel's army.” Further, there are indications that as the Israelites left Egypt, the night was as bright as midday. The nights over Europe were reported to have been daytime-bright after the only known modern bolide impact, the Tunguska explosion over Siberia in 1908.

These stories raise the question of whether comets recorded by the Chinese at the start and end of the Shang Dynasty, at very near the same dates, were the same as the comets that may be recorded in the Old Testament. I believe that we know the answer: In the last five millennia, several dynastic changes and dark ages have been the direct result of impacts and/or volcanoes. The consequences of such events must have been devastating, leading to apocalyptic imagery in religious writing and predictions of the end of the world. Zachariah of Mitylene lived through the environmental disaster that began about 540 A.D. In the mid-550s, he wrote in his twelve-volume records of the trials the world had survived: “In addition to all the fearful things described above, the earthquakes and famines and wars, ... there has also been fulfilled against us the curse of Moses in Deuteronomy."“ The curse included pestilence, consumption, fever, fiery blasts from the skies, mildew, a rain of powder and dust, and darkness. The curse of Moses must have seemed an appropriate description of life after the impact of a piece of a comet.

49 posted on 06/05/2003 3:37:46 PM PDT by blam
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To: the-ironically-named-proverbs2
Velikosky debunked? The moon in the sky is proof enough. According to IV, less than 5000 years ago the earth's axis was tilted by the intrusion of Venus. Yet the moon's orbit is perfectly stable in the equatorial plane of the Earth. The moon is still tidally locked to Earth, a situation that takes eons to establish. The moon's orbit is nearly circular (low eccentricity), another datum against recent interventions.

Let's look at Venus. It allegedly was expelled from Jupiter. Now Jupiter rotation period is about 10.5 hours, the shortest of the principal planets. It is beyond reason to assume that an expelled Venus would have a near zero rotation rate. Yet that is what we observe today. The alleged changes in Earth's rotations would not absorb all of Venus' angular momentum, so where did it go? What mechanisms exist to transfer angular momentum from Venus to Earth? Both Venus and the Earth have insignificant magnetic fields, nowhere near strong enough to repel a collision, as described in Worlds. Imagine defending yourself from steel jacketed bullets by waving a refrigerator magnet around.

And Venus now has the least eccentric orbit of any body in the solar system. How? It would require the application of considerable force at it's aphelion to change it's orbit from "earth crossing 50 year eccentric" to "near perfect circle" ("sort of eccentric" for Mars).

I'm not going to calculate the forces needed, but I do believe it would require changing the speed of the planet by approximately 7 miles per second or so. I don't think any body could survive the impact needed to effect that large of a change.

No, you won't see much debunking going on here. The "anomalies" Velikovsky noted certainly cannot be explained by presuming bumper car planets. Nope.

50 posted on 06/05/2003 4:06:29 PM PDT by Ten Megaton Solution
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To: IYAAYAS
No. Nothing alters decay rates except relativistic velocity. Melting a rock will reset the radiologic clock to zero, though, by remixing the isotopes.

Earth's history, and that of all planets, is one of slow geologic events interspersed with eruption and impact and flood. Neither the model of "all change is caused by catastrophe" nor the "gradual changes are all that happens" model acurrately depicts all of geolgoic history. It's a superposition of the two.

51 posted on 06/05/2003 4:11:57 PM PDT by Ten Megaton Solution
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To: blam
Those are called Carolina Bays, there are 500,000 of these along the east coast of the USA.

Any more on the possible origin? There are a lot of those features on the Alaska North Slope. Any chance they were formed by some kind of permafrost?

52 posted on 06/05/2003 4:13:36 PM PDT by RightWhale (gazing at shadows)
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To: the-ironically-named-proverbs2
Disaster That Struck The Ancients

See the crater in post #16. This crater became visible only after Saddam drained the water from the habitat of the Marsh Arabs in Iraq.

53 posted on 06/05/2003 4:33:45 PM PDT by blam
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To: RightWhale
"Any more on the possible origin? "

Click on the link in post #48, theres a discussion about the origins.

54 posted on 06/05/2003 4:37:30 PM PDT by blam
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To: blam
Maybe, but I am not buying into asteroid impact for these features. They look just like the ones in Alaska and elsewhere where there is permafrost. I suspect the Carolina Bays were formed during the Ice Age at the edge of the ice sheet by permafrost.
55 posted on 06/05/2003 4:45:35 PM PDT by RightWhale (gazing at shadows)
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To: RightWhale
"I suspect the Carolina Bays were formed during the Ice Age at the edge of the ice sheet by permafrost."

Maybe.

56 posted on 06/05/2003 5:01:36 PM PDT by blam
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To: RightWhale
I'm thinking, did it get cold enough there. People were living there, Topper Site. The Gulf Stream would have had to stop flowing for it to get that cold, no? Last I read about the Topper Site, they were talking in the 14k-16k year range.
57 posted on 06/05/2003 5:19:53 PM PDT by blam
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To: RightWhale
Support for impacts?

Going Into The Water: A Survey Of Impact Events And The Coastal Peoples Of South-East North America, The Caribbean, And Central America.

58 posted on 06/05/2003 5:27:33 PM PDT by blam
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To: blam
The thing is that here in Fairbanks we live on permafrost. It doesn't have to get much below freezing for permafrost to start forming, it happens in New England and NY and PA every winter. The trick is that it has to be a short summer to turn into permanently frozen ground. That's not going to make it super cold necessarily. I haven't paid much attention to the Gulf Stream theorists since that would be local rather than global, it's just North Atlantic.
59 posted on 06/05/2003 5:29:04 PM PDT by RightWhale (gazing at shadows)
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To: blam
As late as 1890 scientists doubted that meteorites came from the sky. Since then there have been few major impacts. Maybe the last big one was the Barringer Crater 50,000 years ago. So, on the basis of that short time of fairly good observation, major meteor impacts are rare. They have happened, there is no question, and they can be very disruptive, but meteor impacts aren't necessary to account for climate changes since the Ice Age. Volcanos do a fine job messing up things, and solar activity changes would be devastating, too. A period of increased major impacts is speculative, and such a period is a possibility, it just isn't necessary to account for Carolina Bays or the wipe-out of Egyptian civilization. My money is on solar activity, insolation variations.
60 posted on 06/05/2003 5:36:29 PM PDT by RightWhale (gazing at shadows)
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