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Groundwater flow to the coastal ocean....Fukushima????

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Fledermaus Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 08:21 PM
Original message
Groundwater flow to the coastal ocean....Fukushima????
Edited on Thu May-26-11 08:44 PM by Fledermaus
So, what's going on at Fukushima???

Groundwater discharge into the coastal ocean generally occurs as a slow diffuse flow but
can be found as large point sources in certain terrain, such as karst. In addition to typically low
flow rates, groundwater discharge is temporally and spatially variable, complicating efforts to
characterize site-specific flow regimes. Nonetheless, the importance of submarine groundwater
discharge (SGD) as a source of dissolved solids to coastal waters has become increasingly
recognized, with recent studies suggesting that SGD- derived chemical loading may rival surface
water inputs in many coastal areas (Moore, 1996; Bugna et al., 1996; Kim et al., 2003). So while
the volume of water discharged as SGD may be small relative to surface discharge, the input of
dissolved solids from SGD can surpass that of surface water inputs. For example, SGD often
represents a major source of nutrients in estuaries and embayments (Krest et al., 2000; Charette
et al., 2001). Excess nitrogen loading can result in eutrophication and its associated secondary
effects including decreased oxygen content, fish kills, and shifts in the dominant flora (Valiela et
al., 1992; Slomp and Van Cappellen, 2004).

http://www.whoi.edu/science/MCG/groundwater/pubs/PDF/Nov06/Encyc_OS_SGD.pdf



http://ga.water.usgs.gov/edu/watercyclesummary.html
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snagglepuss Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 08:50 PM
Response to Original message
1. Looks interesting but without a science background its greek to me:(
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kristopher Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 09:29 PM
Response to Reply #1
4. This is an area of research that can and will yield a lot of knowledge
Hydrologists will be studying Fukusihma for decades as that is often the speed things move through underground waterways. There is a fellow at Woods Hole who has been using the fallout from Chernobyl into the Black Sea as a very informative tool.

http://cafethorium.whoi.edu/website/projects/blacksea.html
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Fledermaus Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 08:57 PM
Response to Original message
2. Nuclear radiation seeps into Japanese groundwater
The groundwater contamination was found in concentrations 10,000 times higher than the government standard for the plant. The iodine-131, a radioactive substance that decays quickly, was nearly 15 metres (50ft) below one of the reactors, according to Tepco spokesman Naoyuki Matsumo..........

The other concern is that contaminated water could seep into underground waterways and eventually into rivers used for drinking water. Tomohiro Mogamiya, an official with the Ministry of Health, Labour and Welfare's water supply division, said that was "extremely unlikely" since groundwater would flow toward the ocean, and the plant is right on the coast.

http://www.guardian.co.uk/world/2011/apr/01/nuclear-radiation-seeps-japanese-groundwater

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madrchsod Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 09:03 PM
Response to Original message
3. there`s a trillion gallons of water underneath the area around los vegas
it is contaminated by the underground nuclear testing. one trillion gallons of radio active water.
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kristopher Donating Member (1000+ posts) Send PM | Profile | Ignore Thu May-26-11 09:45 PM
Response to Original message
5. TEPCO fears leaks after level of contaminated water in disposal facility drops
TEPCO fears leaks after level of contaminated water in disposal facility drops

Tokyo Electric Power Co. (TEPCO) said on May 26 that it had discovered a drop in the level of contaminated water kept in the basement of a building near troubled nuclear reactors at the Fukushima No. 1 Nuclear Power Plant, but the utility said the possibility was low of the toxic water leaking out of the facility.

TEPCO, the operator of the crippled nuclear power plant, said the level of contaminated water kept in the basement of a building within the central waste disposal facility near the crippled nuclear reactors had dropped by about five centimeters in one day. The water was transported to the building from the No. 3 nuclear reactor. TEPCO said its analysis showed no change in ground water on the premises, and therefore it said, "The possibility is low of the water leaking out of the facility."

The contaminated water in the No. 3 reactor had been transported to the building in the waste disposal facility since May 17, but TEPCO stopped transferring the water to the building because the volume of the water approached the building's capacity soon after 9 a.m. on May 25.

The water level dropped about 48 millimeters during the period between 11 a.m. on May 25 and 7 a.m. on May 26. The quantity of the water is believed to be about 50 cubic meters...

http://mdn.mainichi.jp/mdnnews/news/20110526p2a00m0na014000c.html
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thereismore Donating Member (1000+ posts) Send PM | Profile | Ignore Fri May-27-11 07:50 AM
Response to Reply #5
7. What a fucking nightmare. They can't control this. nt
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Fledermaus Donating Member (1000+ posts) Send PM | Profile | Ignore Fri May-27-11 01:57 AM
Response to Original message
6. Blue Finn Tuna,only one stock with a spawning ground off southern Japan
Edited on Fri May-27-11 02:01 AM by Fledermaus
Sorry Charlie!



In the Pacific, tagging studies indicate there is only one stock with a spawning ground off southern Japan. In the first few years of life some young tuna make the extensive migration from Japan to the eastern Pacific off California and Mexico. Their decision to come east has been linked to the abundance of prey off Japan. Off California and Mexico their annual movements and preferred habitat are poorly understood.
http://www.gtopp.org/about-gtopp/animals/pacific-bluefin-tuna.html
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FBaggins Donating Member (1000+ posts) Send PM | Profile | Ignore Fri May-27-11 08:11 AM
Response to Reply #6
8. How long does that migration take again?
And what's the biological half-life of cesium in tuna?

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Fledermaus Donating Member (1000+ posts) Send PM | Profile | Ignore Fri May-27-11 05:12 PM
Response to Reply #6
9. Tuna eat other small fish. ...Wild Bluefin Feeding On Bait Ball
Edited on Fri May-27-11 05:22 PM by Fledermaus
In Japan, will the small fish be radioactive? How long will Fukushima leak....Dencember??? longer?????
VIDEOhttp://savethebluefin.com/video/wild-bluefin-feeding-on-bait


Food Chain
claims by some Japanese scientists said that the radioactivity found in fish will be concentrated in the bones, and thus not harmful to humans, didn’t make sense. “Each year, thousands of tons of fish and their bones are processed into fish meal, animal food and in part to fish sticks,”

http://nuclear-news.net/2011/04/07/pacific-peoples-endangered-by-radiation-in-fish/#more-15021
http://www.vagabondish.com/wildlife-experiences-eyre-peninsula-south-australia/
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