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Originally posted by SirMike
In short, yes. The tritium leaks are small and tritium has a relatively short half life.
Originally posted by laiguana
Sure...unless people around the nation are prepared to double their electric bills.
See...nuclear energy is still the best trade off when it comes to reliable, clean energy. Energy that gives us a break from our dependency on foreign oil. And given the huge energy demands we have in this country it's the best option available...
nuclear energy is still the best trade off when it comes to reliable, clean energy. Energy that gives us a break from our dependency on foreign oil.
(San Francisco) – Physics Professor Paolo Scampa announced March 23, 2011 that the four destroyed reactors at Fukushima, Japan was about 70 Billion Lethal Doses, finely divided. Professor Scampa used only official IAEA data (International Atomic Energy Agency).
According to the US Census Bureau, there are approximately 6 Billion, 907 Million people on Earth today.
The wrecked General Electric nuclear reactors contained enough radioactive, highly poisonous fuel to kill every person on Earth about 10 times.
The poison is in the atmosphere and spreading all over the world from Japan in 9 to 10 days.
www.infiniteunknown.net...
From their site: "This simulation is a so-called "worst case scenario" with continuous release rate. The value of 0.001 Bq/m3 correspond to approximate one millionth of the concentration at the source.
At distances more than appr. 2000 km away from the source, the concentrations are not harmful to health. The simulation starts fictitious at 15.03. 00 UTC and will continue to run in order to demonstrate the intercontinental transport.
When exact release rates are published we will restart the simulation with reliable values."
The poison is in the atmosphere and spreading all over the world from Japan in 9 to 10 days.
The observational data of the CTBTO now show a clear decrease of the worldwide radioactive concentrations outside of Japan.
Therefore we now do not continue with the predictions for the northern hemisphere. We thank you for your lively interest in our work, for many questions and comments.
(Wall Street Journal) –The U.S. government said Wednesday that traces of radiation have been found in milk in Washington state, but said the amounts are far too low to trigger any public-health concern.
The Environmental Protection Agency said a March 25 sample of milk produced in the Spokane, Wash., area contained a 0.8 pico curies per literlevel of iodine-131, which it said was less than one five-thousandth of the safety safety guideline set by the U.S. Food and Drug Administration.
The EPA said it increased monitoring after radiation leaked from Japan’s Fukushima Daiichi nuclear plant. It expects more such findings in coming days, but in amounts “far below levels of public-health concern, including for infants and children.”
Iodine-131 has a half-life of about eight days, meaning levels should fade quickly. “These findings are a minuscule amount compared to what people experience every day,” the agency said.
An international advisory body has recommended the Japanese government temporarily raise the annual limit of radiation exposure for the general public in light of the ongoing crisis at the quake- and tsunami-crippled nuclear power plant in Fukushima Prefecture.
The government stipulates that regular citizens in Japan should be exposed to no more than 1 millisievert of radiation per year, but the International Commission on Radiological Protection (ICRP) on March 21 recommended the limit be tentatively raised to 20 to 100 millisieverts per year, with the nuclear crisis showing no signs of abating.
The institution pointed out that even if the power plant comes safely out of the critical situation, areas affected by the accident will remain radioactive for many years to come. Therefore, it suggested, even after the power plant crisis is resolved, the government should keep the upper limit at 1 to 20 millisieverts per year before it gradually brings it back to its original 1, in order
to prevent residents of Fukushima Prefecture from abandoning their hometowns.
Both targets proposed by the advisory body greatly exceed the current limit set by the Japanese government, but the ICRP — which normally recommends the annual limit of radiation exposure for nuclear facility workers be set at 50 millisieverts and that for the general public at 1 millisievert — says the proposal is to protect the future of areas facing radioactive contamination.
It is said that radiation exposure in excess of 100 millisieverts per year may slightly increase the risk of cancer.
WASHINGTON – During detailed filter analyses from 12 RadNet air monitor locations across the nation, the U.S. Environmental Protection Agency (EPA) identified [color=limegreen]trace amounts of radioactive isotopes consistent with the Japanese nuclear incident.
Some of the filter results show levels slightly higher than those found by EPA monitors last week and a Department of Energy monitor the week before. These types of findings are to be expected in the coming days and are still far below levels of public health concern.
EPA’s samples were captured by monitors in Alaska, Alabama, California, Guam, Hawaii, Idaho, Nevada, Saipan, Northern Mariana Islands and Washington state over the past week and sent to EPA scientists for detailed laboratory analysis. Detailed information on this latest round of filter results can be found at: epa.gov...
The Environmental Protection Agency yesterday reported finding elevated levels of iodine-131, a product of nuclear fission, in rainwater in Pennsylvania and Massachusetts. The levels exceed the maximum contaminant level (MCL) permitted in drinking water, but EPA continues to assure the public there is no need for alarm.
(...)
Note: Since the post was originally published, the Environmental Protection Agency launched a new open-data system where it posts laboratory results from its sampling of air, precipitation, drinking water and milk. The new system can be found here: RadNet Sampling Data.
The Environmental Protection Agency’s RadNet system is designed to detect radiation from accidents like the Fukushima disaster in Japan and from foreign nuclear tests. It displays a map of the United States with monitoring stations highlighted. Click on one for a graphic representation of its data.
Governor Corbett Says Public Water Supply Testing Finds No Risk to Public From Radioactivity Found in Rainwater, Pennsylvania Office of the Governor, March 28, 2011:
The [Iodine-131] numbers reported in the rainwater samples in Pennsylvania range from 40-100 picocuries per liter (pCi/L). Although these are levels above the background levels historically reported in these areas, they are still about 25 times below the level that would be of concern. The federal drinking water standard for Iodine-131 is three pCi/L. …
On Friday, rainwater samples were taken in Harrisburg, where levels were 41 pCi/L and at nuclear power plants at TMI and Limerick, where levels were 90 to 100 pCi/L.
Corbett emphasized that the drinking water is safe and there is no cause for health concerns…
“Rainwater is not typically directly consumed,” Corbett said. “However, [color=limegreen]people might get alarmed by making what would be an inappropriate connection from rainwater to drinking water. By testing the drinking water, we can assure people that the water is safe.”
EPA officials have said they are monitoring the air carefully because of the leaks and explosions at the Fukushima nuclear plant following a 9.0 earthquake and tsunami in mid-March.
Several EPA air monitors across the nation have detected very low levels of radioactive material, consistent with estimated releases from the damaged nuclear reactors, according to www.epa.gov.
EPA also has stepped up monitoring of precipitation, milk and drinking water, and officials said radioactivity detected has been far below levels of public health concern.
Berlin / Munich. The consumer organization foodwatch and the Environment Institute Munich eV have criticized the information policy of the federal government on food safety after the nuclear disaster in Japan. Federal Consumer Protection Minister Ilse Aigner as in days of “enhanced control measures” and “special protection standards ” – it informs the public but does not make clear the fact that the EU-wide limit values for the radioactive contamination of foodstuffs from the affected areas in Japan increased over the weekend.
It was previously a cumulative radioactivity of Cesium-134 and Cesium-137 and allowed maximum of 600 becquerels per kilogram, this past weekend up to 20 times higher ceilings of up to 12,500 becquerels per kilogram for certain products in Japan in force.
March 31st, 2011 at 06:33 PM
UCB Rain Water Sampling Results, University of California, Berkeley, Department of Nuclear Engineering:
Iodine-131 was measured in a rainwater sample taken on the roof of Etcheverry Hall on UC Berkeley campus, March 23, 2011 from 9:06-18:00 PDT. The 3 Liters of rainwater collected contained 134 Becquerels of Iodine for an average of 20.1 Becquerel per liter, which equates to 543 Picocuries per liter .
The federal drinking water limit for Iodine-131 is 3 Picocuries per liter, putting the rainwater sample at 18,100% above the federal drinking water limit.
20.1 Becquerel per liter (Bq/L) = 543 Picocuries per liter (pCi/L)
The federal drinking water standard for Iodine-131 is 3 pCi/L.
Conversion calculator here.
Originally posted by mike_trivisonno
Sane people, like me, have been arguing against nuclear "power" from the start.
Nuclear "power plants" are like toilets you can never, ever flush. The radioactive poop just keeps piling up.
There is no way to get rid of the poop...the deadly, radioactive poop.
A new recycling plant will soon recover uranium from the ashes of radioactive garbage to be recycled back into nuclear fuel using an efficient, environmentally friendly technology inspired by decaffeinated coffee. The technique’s future may even hold the key to recycling the most dangerous forms of radioactive waste.
Originally posted by thorfourwinds
Greetings:
Would you rather double your electric bill or knowingly kill off future generations by irresponsible use of nuclear power?
OK, but let's temper that statement with some facts from recent news.
For those of you who might have just tuned in, these are the types of stories we have been discussing here. Some are "fresh" news items plucked from recent headlines and tossed up for discussion. Others are yesterday's news and most interesting when viewed through the lens of time....
It is important to note that all of the radiation levels detected by RadNet monitors and sampling have been very low, are well below any level of public health concern, and continue to decrease over time. EPA continues to work with federal partners to monitor the situation in Japan and stands prepared to accelerate radiation sampling and analysis if the need arises. Data will continue to be available on EPA's public website.
In addition, results of EPA’s precipitation sampling and air filter analyses continue to detect very low levels of radioactive material consistent with estimated releases from the damaged nuclear reactors.
Originally posted by ToFarGone
Originally posted by SirMike
In short, yes. The tritium leaks are small and tritium has a relatively short half life.
Could you give me a good example of what is small and what is not?
The half-life seems to be on an average of 12 years, at least according to these guys.
Review on Tritium Half-Life
L. L. Lucas, M. P. Unterweger (2000). "Comprehensive Review and Critical Evaluation of the Half-Life of Tritium". Journal of Research of the National Institute of Standards and Technology 105 (4): 541.