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THE Nuclear Power Thread pt 5 (merged)

Discussions of conventional and alternative energy production technologies.

Re: Nuclear Power = Human & Environmental Disaster

Unread postby Sixstrings » Tue 15 Mar 2011, 22:57:45

ian807 wrote:So, yes, nuclear power has it's problems, but it's one of the better choices until we can get to a decentralized power system or one that depends much more on ubiquitous small scale hydro, wind, solar and geothermal and a heck of a lot more efficiency, if that day ever comes.


I think you guys are in denial. Nuclear power is such an "accepted risk" you're no longer seeing the forest for the trees. Long term, greater reliance on nuclear power is just flat out dangerous. You can keep telling yourself that "we can control it," that the meltdowns "don't happen often" and make your analogies about flying or driving -- then one day out of nowhere something really bad is going to go down with nukes and then it's game over.

p.s. I find it surreal I'm now arguing with PRO-NUKE "environmentalists."
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby kiwichick » Tue 15 Mar 2011, 23:13:08

there's a nuclear reactor beneath our feet

geothermal power however is much simpler to build and operate

and there is no toxic waste to dispose of

are the people supporting nuclear getting bribes?
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby scas » Tue 15 Mar 2011, 23:15:56

Sixstrings wrote:
p.s. I find it surreal I'm now arguing with PRO-NUKE "environmentalists."


Too bad that by definition, environmentalists are anti-nuke. Religions also have unbending rules. James Lovelock and Stewart Brand were some of the founders of environmentalism...They support nuclear as a strategy against climate change. I think Brand even started the whole Earth Day thing. Maybe someday Earth will get a whole year.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Wed 16 Mar 2011, 00:08:17

6strings wrote:

"I think you guys are in denial."

You got that one exactly right.

Ultimately, we must pity them.

They have seen the techo-fantasy dreams smashed to smithereens before their very eyes.

Yet they cannot bring themselves to see it.

It is truly pathetic, and, yes, absurd. But in a very sad and pitiful way.

No use bantering with these poor souls further. Their world is not done.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby scas » Wed 16 Mar 2011, 00:22:49

King of Condescension shoots and scores!!
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby Ludi » Wed 16 Mar 2011, 09:00:56

ian807 wrote:Ironically, ant-nuke activism exacerbates the problem. New, more efficient, fail-safe plants can't be built or deployed to supplement or replace older nuke plants as long as people keep protesting and fighting any and all nuclear solutions with religious, but not reasoning fervor.



Nobody is fighting nuke plants in my state. They aren't getting built because there have been no investors. So don't blame "anti-nuke activism," blame the economy. People are not interested in building these expensive plants right now.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby Ludi » Wed 16 Mar 2011, 09:04:07

ian807 wrote:So, yes, nuclear power has it's problems, but it's one of the better choices until we can get to a decentralized power system or one that depends much more on ubiquitous small scale hydro, wind, solar and geothermal .


If people spend their money on nuke plants, they won't have any left over for a decentralized power system. Why spend years (decades) and billions of dollars building nuke plants when we could be spending the same time and money building the decentralized system?
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby AdTheNad » Wed 16 Mar 2011, 09:21:45

Ludi wrote:If people spend their money on nuke plants, they won't have any left over for a decentralized power system. Why spend years (decades) and billions of dollars building nuke plants when we could be spending the same time and money building the decentralized system?


A decentralized power system reduces the power and influence of the people controlling all the wealth. Thus they will continue to fight it tooth and nail.

This is the route of the problem. Money has been concentrated into few hands, and those hands will stoop to any level to hold onto that wealth and power, even if it makes everyone else worse off. This is the very opposite of the rising tide lifts all boats nonsense argument.

They've done their best to remove any kind of government investment that could be used in R&D departments towards renewable and decentralized energy sources, despite the huge positive externalities.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby Ludi » Wed 16 Mar 2011, 09:25:25

AdTheNad wrote:A decentralized power system reduces the power and influence of the people controlling all the wealth. Thus they will continue to fight it tooth and nail.


I agree. If we want such a thing, we're on our own.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dinopello » Wed 16 Mar 2011, 09:26:41

Ludi wrote:
ian807 wrote:Ironically, ant-nuke activism exacerbates the problem. New, more efficient, fail-safe plants can't be built or deployed to supplement or replace older nuke plants as long as people keep protesting and fighting any and all nuclear solutions with religious, but not reasoning fervor.



Nobody is fighting nuke plants in my state. They aren't getting built because there have been no investors. So don't blame "anti-nuke activism," blame the economy. People are not interested in building these expensive plants right now.


The capital outlay is huge, and there is a lot of risk that he construction overruns the budget and the payback is very, very slow and there might even be some liability issues. The people will have to subsidize the construction of new nukes and probably waive any recourse should there be an environmental disaster if we want them. Also known as socializing the costs.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Wed 16 Mar 2011, 17:33:47

Well, things just keep going from bad to worse.

It looks as if the water has drained from the damaged spent fuel pools in 3 and 4, so there will be nothing to stop these from super-heating and melting down en mass.

Cesium and radioactive iodine have already been detected in the local water supply, which suggests that fuel from the core has already reached the groundwater.

http://www.cnn.com/2011/WORLD/asiapcf/03/16/japan.nuclear.reactors/index.html?hpt=T1

For companies and countries are telling their workers and citizens to get out, get out now, however you can.http://www.reuters.com/article/2011/03/15/us-japan-quake-staff-idUSTRE72E8NY20110315

http://timesofindia.indiatimes.com/world/rest-of-world/Fearing-worst-countries-cos-begin-evacuation-from-Japan/articleshow/7723654.cms

Foreign firms have set up evacuation plans in Tokyo and parts of northern Japan. Peugeot, the French partner of Japanese carmaker Nissan Motor, said around 230 employees had been given the opportunity to leave with their families. Rival Daimler said the evacuation of the families of 60 expat workers was being arranged.

"Let's not beat about the bush. They have visibly lost the essential of control (of the situation). That is our analysis, in any case, it's not what they are saying," French industry minister Eric Besson said on TV. Environment minister Nathalie Kosciusko-Morizet backed him, saying the situation in Japan was a "catastrophe" and the latest information on Wednesday "does not lead to optimism".


Here are some quotes from some of the more informed posters over at TOD:

From "beefstuinint":

Fully exposed spent fuel and half spent fuel from reactor 4 is about as bad as it can get outside of a HPME event that would somehow physically escape containment. We're talking full on 100 rem (maybe) gamma shine for anyone that peaks their head over the edge of that pool. Certainly going to make rectifying things much much more difficult. This is now a century defining industrial disaster rather than just a close call.

It's unlikely, but if the spent fuel were to rupture and say, have some pyrophoric plutonium ignite, then we're talking a mini-chernobyl. I didn't think a BWR had the capacity to loft fallout like that, but a dry fuel pool, with a half used core stored in it, covered in twisted metal and debris, a potential path for serious human health implications has arisen.


From Stevefromvirginia:

It is impossible to say what will happen because the cores are damaged. The control rods don't poison the reactions and the fuel becomes critical rather than subject to the decay heat which was the original problem.

There is also the criticality issue in the spent fuel tank @ unit 4 and now perhaps unit 3.

If a core winds up dumped into the bottom of its pressure vessel it will interesting to see what happens afterward. If the fuel spreads out and water kept on top of it the reactor will be a kind of awkward, boiling spent fuel pond. There might be enough energy available (at a price) to burn through the bottom of the pressure vessel or compromise its integrity. Doing so might rob the fuel of enough energy to cool it. The PV would be the heat sink that so far the operators have not been able to provide.

If the fuel concentrates it will melt and flow together, burning through the bottom of the pressure vessel. The issue then would be how much water is in the bottom of the containment.

If there is a lot of fuel and a lot of water there will be a tremendous steam explosion that will blow the pressure vessel right out of the top of the reactor along with everything else: concrete, ponds, pipes and pumps, spent fuel and tons of radioactive dust and gases strewn across the landscape, hither and thither.

That would be the end of the plant as the others would melt down or blow up in succession.

The 'cleanup' would require sealing the site in concrete and sand with a roof to shed water (a moderator) and a sea wall to keep out the ocean water. Cleaning up would actually be pretty simple as most of the work can be done with heavy equipment, some of it robotized.

Much of the surrounding area would be 'off limits' for many lifetimes. The half- life of caesium 137 and strontium 90 is about 30 years.

As for plutonium, there is more of that element in 'circulation' in this world due to nuclear testing done in the 1950's and 60's. I doubt there would be much plutonium emitted as a consequence of this debacle.
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Wed 16 Mar 2011, 23:56:57

And this is a recent post of h2 at TOD:

[-] h2 on March 16, 2011 - 8:49pm Permalink | Subthread | Parent | Parent subthread | Comments top

No known human non-sustainable, large scale, centralized, culture has been able to correctly predict the condition of that human culture 2 centuries in its future.

Just 65-70 years ago bombs were being dropped on all key facilities in Europe, Russia/USSR, China was being bombed, Japan was bombed. That's only 70 years, not even remotely close to 2 centuries. And that's only one way things can and do go bad.

Yes 2 centuries looks shorter, but there is no way this heavily industrialized system is going to exist in 2 centuries, sorry. It's a blip in history, a dip at the bottom of the pit.

The comparison of nuke/coal is false, both are used, and coal is not slowing down, it's speeding up.

I think the thing that is hard to grasp here is that when we started using nukes, this was basically a tacit admission that we had reached the maximum levels, looking at matters from a relatively sane 1 century perspective. All nukes did was let us dig ourselves a bit deeper, with slightly longer lasting toxic waste as the outcome.

Coal alone is being used at full production rates. I realize we have been brainwashed for decades about nukes being a replacement, that was the dream promoted in the 50s, but reality soon showed that the old too cheap to meter dream would never happen. And it never has happened.

In a way nukes are the ultimate toy/gadget, only it's corporations that profit from making these, and so they are understandably reluctant to release the tax payer funded teat. In my view, the actual max happened some time in the 70s, only we are only now starting to see it.

I will repeat my point I made yesterday, not one pound of coal has not been burned, in the long term, from nukes being online, but a massive amount of conservation has NOT happened in the first world because of them. These are just enabling devices, not positive future paths. The developing world is developing on coal, and is adding nukes as well. Besides, uranium is depleting as a resource, and will deplete even more quickly as global demand rises.

I keep seeing this fallacy being typed here, the USA has something like 50% of its energy being generated in coal powered plants. They are adding more I believe, so is China, India, etc. I think even Saudi Arabia is looking to add coal power, because oil is too valuable to burn. If you draw baseline of generation, I will bet that expansion in consumption since the 70s largely matches the expansion of nuclear. Nuclear is digging us deeper, it's not helping us get out of the problem.

Looking globally, coal is produced at top levels, it is rising in price, so clearly demand is outpacing supply, thus no coal use is being saved at all, we are burning coal, oil, natural gas, and uranium, at full speed. There is no surplus coal being produced, no surplus oil, and I believe, no surplus uranium. There is a small uptick in gas because the US market is flooded, so that's probably what we should be using as we try to find a lower level of consumption. This logic isn't complicated so I think it's just mental habits and repeating what we've been told rather than any malicious attempt to deceive here.

In other words, it appears that we are now on the inflexion point of major change. This inflection point can be determined when the key resources are no longer able to keep up with demand, that is demonstrated by the price the market demands to supply them. The only question now is how long the current levels of consumption can be maintained. Once those cannot be maintained, you will see wars, increasing system instability, and it is this that forms the ultimate reason to stop all nuke development now. We will not have the resources to correct the failures in the future. Coal is merely the silent killer that creeps up on us, but is even worse, but adding bad to worse in no case results in better.

These wars and system instability, by the way, are not hypothetical, they are happening now. Iraq is one such, a miserable failure, but still that's what it is. The Mideast convulsions are one way you can see how systems destabilize, often in highly unpredictable, chaotic ways. Those are the weak links, the way the stronger links manifest these instabilities is not yet known, but one thing you can be certain of, there is no safe predictable future for a nuclear power plant in any nation in the world over the next 100 years. Some may do ok, but that cannot be predicted in any meaningful way.

Both Coal and Uranium are non-sustainable, highly toxic materials, neither of which has any place in any sustainable energy mix, but sadly, both are promoted by entrenched corporate interests who do everything they can to keep these profit generators running. Profit for them, not for us, we pay the price, so does the planet.
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ALERT: Ontario, Canada Nuclear Plant Reports Leak

Unread postby KevO » Thu 17 Mar 2011, 03:43:14

Ontario Power Generation has notified Canada's federal nuclear regulator about the release of 73,000 litres of demineralized water entered into Lake Ontario from the Pickering A nuclear generating station.Pickering A is the first four reactors at the nuclear plant just east of Toronto. It went into service in 1971 and continued to operate safely until 1997, when it was placed in voluntary lay-up as part of what was then Ontario Hydro's nuclear improvement program. The leak was reported to have occured at 11: 30 p.m. ET on Monday March 14,2011 and was caused by a pump seal failure.The Canadian Nuclear Safety Commission stated“The radiological risk to the environment and people's health is negligible,” . The nuclear regulator and Environment Canada are monitoring the situation. The leak on was reported by Andrew Nichols of CBC News Wednesday afternoon and said he spoke to an Ontario Power Generation spokesperson who told him the risk is minimal but that such leaks are not supposed to occur.

"Gordon Edwards and Andrew Nichols where at the upmost concern since both must report the facts to the public.Edwards said In his words, 'What the hell is considered negligible?'" “The radiological risk to the environment and people's health is negligible.Nichols had reported the leak could be of some concern due to Lake Ontario being the main source of drinking water for millions of people who live along the lake.This all occurs on the back heels of Japan's nuclear crisis emerging in the mist of multiple possible meltdowns.

http://members.beforeitsnews.com/story/488/062/ALERT:_Ontario_Nuclear_Plant_Reports_Leak_4.3_Earthquake_In_Quebec_VIDEO.html
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Re: ALERT: Ontario, Canada Nuclear Plant Reports Leak

Unread postby Sixstrings » Thu 17 Mar 2011, 03:51:19

The Canadian Nuclear Safety Commission stated“The radiological risk to the environment and people's health is negligible,”


Gee where have I heard that in the past few days.. "yeah we let some rads loose but don't worry it's negligible."

Your link mentions an earthquake in Quebec, was that close to this Ontario plant?

Also I note from your article the plant was built in -- you guessed it -- the 1970s.
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Re: ALERT: Ontario, Canada Nuclear Plant Reports Leak

Unread postby KevO » Thu 17 Mar 2011, 04:22:16

Sixstrings wrote:
The Canadian Nuclear Safety Commission stated“The radiological risk to the environment and people's health is negligible,”


Gee where have I heard that in the past few days.. "yeah we let some rads loose but don't worry it's negligible."

Your link mentions an earthquake in Quebec, was that close to this Ontario plant?

Also I note from your article the plant was built in -- you guessed it -- the 1970s.



If any good is to come out of this it is the death knell for nuclear power but with of course oil running out even faster.
From now on in, and forever, it's going to be very interesting
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Re: ALERT: Ontario, Canada Nuclear Plant Reports Leak

Unread postby KevO » Thu 17 Mar 2011, 04:45:35

Nichols had reported the leak could be of some concern due to Lake Ontario being the main source of drinking water for millions of people who live along the lake.


well it might be a bit of a concern depending on how stupid the Canadians are :roll:
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Re: Nuclear Power = Human & Environmental Disaster

Unread postby dohboi » Thu 17 Mar 2011, 11:09:01

Utube access is now limited in Japan. This is one of the last messages to come out:
http://www.youtube.com/watch?v=15gGuQJzD-U

Note the article on PONews--the UN says that the radioactive plume will hit the US by Friday.

Nuclear power anywhere threatens all people everywhere.

[edit--here's another source on the plume with a map of its probable path:

http://www.dailymail.co.uk/news/article-1366920/Japan-earthquake-tsunami-UN-predicts-nuclear-plume-hit-US-Friday.html]
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a frogs perspective on nuclear energy

Unread postby smiley » Thu 17 Mar 2011, 17:02:02

Say you were a frog.....What would you think of nuclear energy?

Obviously not too much considering your cerebral capacities, but just for arguments sake say you were an extremely gifted frog.

I'd say that you would be consider nuclear energy an extremely environmentally friendly way of energy production. I mean the worst that could happen is that a reactor has a melt down. It would not harm you that much since your lifespan is already so short that the radiation has no time to cause serious effect. it is those humans with a big cross-section and such a ridiculously long lifespan who bear most of the problems. On the contrary, a melt down would create a nice nature preserve, devoid of all human meddling, for your kids, grandkids and generations to come.

Oil on the other hand is a real problem. Just the production and consumption spoils your water, not to mention the mishaps that happen ever so often and destroy hundreds of kilometers of your habitat. Wind energy sounds nice, and the mills make a nice addition to the landscape. Only in order to make hese things, many square kilometers of frogfriendly territory have to be drained, poisoned and mined. No that's not the way to go (when you're a frog).

It is funny, when we talk about environmentally friendly, we often rate nucleare energy among the worst. Yet the environment itself and most of the things that make up the environment, would take ten Tsjernobyls over one Exxon Valdez or Deepwater Horizon without hesitation.

Then why is Greenpeace not rallying in favor of nuclear energy?

Just a thought.
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Re: a frogs perspective on nuclear energy

Unread postby Ludi » Thu 17 Mar 2011, 17:34:14

Frogs are sensitive to DNA damage from radiation.

http://dsc.discovery.com/news/2009/03/1 ... imals.html
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Re: a frogs perspective on nuclear energy

Unread postby smiley » Thu 17 Mar 2011, 18:48:52

But they are doing better than when the humans were still there

From the same researchers.

Quote Mousseau
"One of the great ironies of this particular tragedy is that many animals are doing considerably better than when the humans were there,"

Despite Mutations, Chernobyl Wildlife Is Thriving
http://news.nationalgeographic.com/news ... nobyl.html

I bet the same cannot be said about the Gulf of Mexico ten years from now
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