[neverdem]

DEEP IMPACT?: This 40 centimeter band of dark sediment uncovered at Murray Spring, Ariz., may indicate a cosmic impact or explosion that kicked off a period of global cooling and a mass extinction in North America.
Courtesy of Doug Kennett

Nanodiamonds in the Younger Dryas Boundary Sediment Layer

[SIDENET]

"Yes. I was there."

[Sherman Logan]

Various theories have been proposed for the die-off, ... overhunting once humans were let loose on the wilds of North America.

Never made much sense to me. This would require a truly massive human population for a hunter-gatherer economy. There just isn't really any evidence of so many people being around then.

[neverdem]

SCIAM’s version and a link to the abstract

[SunkenCiv]

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The Cycle of Cosmic Catastrophes: Flood, Fire, and Famine in the History of Civilization by Richard Firestone, Allen West, and Simon Warwick-Smith

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[eaglestar]

Speaking of cosmic stuff, is there anyone here that did not know that Voyager 1 is still operational and is currently in interstellar space and approaching the heliopause which is outside out our star system?

[gracesdad]

Well of course not. Didn’t you know that the Bible tells us the Earth is just 6,000 years old?

[KTM rider]

Obviously the second ice age was caused by early man's campfires, it could have been avoided by the taxation and regulation of firewood supplies,

when will we ever learn

[pabianice]

Comet Once Struck Earth; Women, Minorities Hardest Hit-- NY Times

[DBrow]

Was the Burkle impact close enough to this iridium layer? It hit in the Indian Ocean.

[org.whodat]

Already posted!!

[neverdem]

The link to the abstract, "Nanodiamonds in the Younger Dryas Boundary Sediment Layer," is at the end of comment# 1.

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"Fusion We Can Believe In"

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[steelyourfaith]

 

Beam me to Planet Gore !