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http://www.msnbc.msn.com/id/37876895...ience-science/
Some of the most spectacular canyons on Earth and Mars were probably formed in the geologic blink of an eye, suggests a new study that found clues to their formation deep in the heart of Texas. Lake Canyon Gorge, a 23-feet- (7-meter-) deep canyon in Comal County, Texas, was carved in just three days by a flood in 2002. The flood scoured a swath of greenery, leaving sand-colored bedrock rubble in its wake. --------------- lest creationists get their knickers bunched up, the article goes on to say: A single catastrophic flood capable of cutting into bedrock is extremely rare The Grand Canyon was formed as the Colorado River slowly wore down the bedrock. That probably took millions of years though, said geologist and study co-author Michael Lamb of Caltech in Pasadena, Calif. |
#2
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On Wed, 23 Jun 2010 19:44:35 -0400, bpuharic wrote:
http://www.msnbc.msn.com/id/37876895...ience-science/ Some of the most spectacular canyons on Earth and Mars were probably formed in the geologic blink of an eye, suggests a new study that found clues to their formation deep in the heart of Texas. i gotta get the right groups.... |
#3
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On Jun 23, 6:44*pm, bpuharic wrote:
http://www.msnbc.msn.com/id/37876895...ience-science/ Some of the most spectacular canyons on Earth and Mars were probably formed in the geologic blink of an eye, suggests a new study that found clues to their formation deep in the heart of Texas. Lake Canyon Gorge, a 23-feet- (7-meter-) deep canyon in Comal County, Texas, was carved in just three days by a flood in 2002. The flood scoured a swath of greenery, leaving sand-colored bedrock rubble in its wake. --------------- lest creationists get their knickers bunched up, the article goes on to say: A single catastrophic flood capable of cutting into bedrock is extremely rare The Grand Canyon was formed as the Colorado River slowly wore down the bedrock. That probably took millions of years though, said geologist and study co-author Michael Lamb of Caltech in Pasadena, Calif. But then again, Bob. Look at that giant gorge formed by Mt. St. Helens if I remember correctly it's callthe the "little grand canyon" and it was formed when, abut 30 years ago? I'm also familiar with another less-popular theory that the GC was formed by a large catastrophy (Like a great flood) and or a glacier (ice age) cut it in a much shorter time than the river theory. But I don't know if the Grand Canyon was formed in 'days' or a few millinia, all I know is that it's there and its beautiful! |
#4
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![]() "Tim" wrote in message ... On Jun 23, 6:44 pm, bpuharic wrote: http://www.msnbc.msn.com/id/37876895...ience-science/ Some of the most spectacular canyons on Earth and Mars were probably formed in the geologic blink of an eye, suggests a new study that found clues to their formation deep in the heart of Texas. Lake Canyon Gorge, a 23-feet- (7-meter-) deep canyon in Comal County, Texas, was carved in just three days by a flood in 2002. The flood scoured a swath of greenery, leaving sand-colored bedrock rubble in its wake. --------------- lest creationists get their knickers bunched up, the article goes on to say: A single catastrophic flood capable of cutting into bedrock is extremely rare The Grand Canyon was formed as the Colorado River slowly wore down the bedrock. That probably took millions of years though, said geologist and study co-author Michael Lamb of Caltech in Pasadena, Calif. But then again, Bob. Look at that giant gorge formed by Mt. St. Helens if I remember correctly it's callthe the "little grand canyon" and it was formed when, abut 30 years ago? I'm also familiar with another less-popular theory that the GC was formed by a large catastrophy (Like a great flood) and or a glacier (ice age) cut it in a much shorter time than the river theory. But I don't know if the Grand Canyon was formed in 'days' or a few millinia, all I know is that it's there and its beautiful! Parts of the Snake river canyon were formed over a couple months a few thousand years ago. Supposedly a large inland sea, finally broke though and emptied in to the sea. |
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