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brindis_desala Donating Member (866 posts) Send PM | Profile | Ignore Sat Jan-01-05 04:03 PM
Original message
The tsunami disaster has spawned muddled discussions
There seem to be two camps:
Camp A suspects some prior knowledge based on human design.
Camp B scoffs at the mere idea that human activity might have been a contributing factor. Both are misinformed.

Fault rupture is not the only cause of earthquakes; human activities can also be the direct or indirect cause of significant earthquakes. Injecting fluid into deep wells for waste disposal, filling reservoirs with water, and firing underground nuclear test blasts can, in limited circumstances, lead to earthquakes. These activities increase the strain within the rock near the location of the activity so that rock slips and slides along pre-existing faults more easily. While earthquakes caused by human activities may be harmful, they can also provide useful information. Prior to the Nuclear Test Ban treaty, scientists were able to analyze the travel and arrival times of P waves from known earthquakes caused by underground nuclear test blasts. Scientists used this information to study earthquake waves and determine the interior structure of the Earth.

For example: As water level in a reservoir increases, water pressure in pores inside the rocks along local faults also increases. The increased pressure may cause the rocks to slip, generating earthquakes. Beginning in 1935, the first detailed evidence of reservoir-induced earthquakes came from the filling of Lake Mead behind Hoover Dam on the Nevada-Arizona state border. Earthquakes were rare in the area prior to construction of the dam, but seismographs registered at least 600 shallow-focus earthquakes between 1936 and 1946. Most reservoirs, however, do not cause earthquakes.

Contributed By:
Bruce Bolt, Ph.D., D.Sc.
Professor Emeritus, Seismology, University of California, Berkeley.
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eyepaddle Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jan-01-05 04:13 PM
Response to Original message
1. Thank you,
My background does not extend to a doctorate, but I have made several posts of a similar nature in these threads.

I just want people to start paying attention to science in a meaningful and continous fashion.....so I'm gonna give this thread a


:kick:
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Fiona Donating Member (993 posts) Send PM | Profile | Ignore Sat Jan-01-05 04:18 PM
Response to Original message
2. Indeed it has
extrmely muddled discussions, mostly caused by people thinking mankind has the power to effect such an earthquake.
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burn the bush Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jan-01-05 04:50 PM
Response to Reply #2
4. ok now what am i missing? this report says it is possible but you
still act like its not possible. I'm not saying anyone set off a bomb to cause a quake. I'm saying that the crap that they do(bombing, blasting for oil, testing, who knows what else, can cause quakes and i seriously doubt that a lot of study has been done on just what the govt can do and if that can cause a quake. One of this magnitude...couldn't it just have been building up from all the crap we are doing over there? Maybe we did not cause it but I don't think you can prove that we did not contribute to it.
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Fiona Donating Member (993 posts) Send PM | Profile | Ignore Sat Jan-01-05 04:54 PM
Response to Reply #4
5. I'm under no obligation
Edited on Sat Jan-01-05 04:54 PM by Fiona
to disprove the ludicrous.
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uppityperson Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jan-01-05 04:41 PM
Response to Original message
3. reaction to pain is striking out=another muddled reaction n/t
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mcscajun Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jan-01-05 06:46 PM
Response to Original message
6. Has anyone mentioned Occam's Razor in all of this?
I've read quite a few of the threads, even engaged in one or two...and I don't recall seeing any argument using Occam's Razor as its starting or ending point.

From wikipedia.org http://en.wikipedia.org/wiki/Occam's_Razor

Occam's Razor is now usually stated as follows:

Of two equivalent theories or explanations, all other things being equal, the simpler one is to be preferred.

As this is ambiguous, Isaac Newton's version may be better:

We are to admit no more causes of natural things than such as are both true and sufficient to explain their appearances.


I'll continue to believe that Mother Nature is all the explanation we need for this enormous disaster.

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satori Donating Member (198 posts) Send PM | Profile | Ignore Sat Jan-01-05 07:27 PM
Response to Original message
7. Maybe camp A
Edited on Sat Jan-01-05 07:31 PM by satori
I perhaps might be in Camp A. Why? It has been proven that underground nuclear blasts cause earthquakes.

The world is at war. A majority of the war is done in secret. Even in peace time secret warfare goes on that the general public is never made aware of.

What is that secret warfare? Military drills and arms testing a sort of unofficial cold war similar to the Cuban missile crisis but in secret and this secret war has been going on all the time without public knowledge even after the Cuban missile crisis.

For an example of this secret warfare the North Koreans currently say that they have the nuke I believe, and they use testing of that nuke to scare Japan, by sending a missile without a nuke (that they are testing) toward the borders of Japan. The Japanese military see on their radar a missile that looks like a nuke coming toward their border. This example happens all the time and it blacked out from the media.

Most people (sheeple) don't ask these sort of questions about the military having secret drills for war type purposes because it is not good politics. They just say support your troops, and don't ask any questions about the motives of your politicians or the military during war. Just be a good German (excuse me I mean American).

So much technology is out their HAARP, new nuke bunker busters that they are testing, and most of it contrary to popular belief is done in secret and not detectable by radars, so that is why I personally think it is possible that the earthquake could of been man made.
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arcos Donating Member (1000+ posts) Send PM | Profile | Ignore Sat Jan-01-05 08:14 PM
Response to Original message
8. It is stupid to think humans could create a 9° earthquake...
I do think humans can cause other earthquakes, but never a 9.0°, unless several thousand nuclear bombs are donated in one place at the same time...
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