2005
DOI: 10.1051/radiopro:2005s1-074
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Contamination caused by radium discharged with mine effluents into inland waters

Abstract: Abstract.One of the most serious problems occurring during coal extraction in Upper Silesia in Poland is caused by waters with very high salinity. These waters often contain also high concentrations of natural radionuclides, mainly 226 Ra from uranium series and 228 Ra from thorium series. At least 70% of the total amount of radium carried by this waters remains nowadays in underground galleries as radioactive deposits. But, during the period of the most extensive coal extraction up to 225 MBq of 226 Ra and … Show more

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Cited by 11 publications
(4 citation statements)
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“…Radium-bearing waters are discharged to settling ponds. Later on, after the suspended matter settles, these are discharged to brooks and rivers [28]. Sometimes enhanced levels of radium concentration in river waters, bottom sediments and vegetation are observed.…”
Section: Presence Of Settling Ponds and Piles Of Wastes Contaminated mentioning
confidence: 99%
“…Radium-bearing waters are discharged to settling ponds. Later on, after the suspended matter settles, these are discharged to brooks and rivers [28]. Sometimes enhanced levels of radium concentration in river waters, bottom sediments and vegetation are observed.…”
Section: Presence Of Settling Ponds and Piles Of Wastes Contaminated mentioning
confidence: 99%
“…During three seasons of observation the overgrown area has visibly increased. The first observed plant species, occurring as an irregular clusters of vegetation were Atriplex hastatum, Puccinellia distans, Spergularia salina (three species typical for salinated soil), and Chenopodium glaucum and Polygonum aviculare [3]. In 2007 almost all surface of the former bottom of the pond was overgrown by plants.…”
Section: Site Of Investigationmentioning
confidence: 99%
“…In the coal mining industry, radium activity deposited in single tailing ponds may reach 300 GBq. 3 Probably, the biggest ''producer'' of waste with an enhanced concentration of natural radionuclides are phosphate processing plants where radionuclides remain associated to the phosphogypsum particles, being subsequently stored in disposal sites located in the vicinity of the factories at a rate reaching 350 MBq h À1 . 4 As a result of the direct contact with the environment, some transformation processes, such as mobilisation of radionuclide species from solid phases or interactions of mobile and reactive radionuclide species with components in soils and sediments, may be set in motion.…”
Section: Introductionmentioning
confidence: 99%