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...s2006). The sampling techniques used by different countries are described previously (HELCOMs2003). Also the sediment types and the bottom morphologies have been described previously insmany studies (=-=Winterhalter 1972-=-, Winterhalter et al. 1981, HELCOM 2003). The methods used insthe radionuclide inventories are described in many context (Salo et al. 1986, HELCOM 2003, Ilus etsal. 2007). In general, the inventories ...

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...porting period (Ikäheimonen 2003).sThis report is a short summary of the radioactivity in the Baltic Sea sediments in the years 1999 -s2006. Radioactivity in sediments has been reported previously in =-=HELCOM 1995-=- and 2003. Mostsrecently the report “Long-lived radionuclides in the seabed of the Baltic Sea” has summarized thesinventories of 137Cs, gave new knowledge about the artificial radioactivity in sedimen...

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...t sampling devices (HELCOM 2000). The concentrations and amounts ofstransuranic elements as plutonium activities in the environment of the Baltic Sea have been summarized during the reporting period (=-=Ikäheimonen 2003-=-).sThis report is a short summary of the radioactivity in the Baltic Sea sediments in the years 1999 -s2006. Radioactivity in sediments has been reported previously in HELCOM 1995 and 2003. Mostsrecen...

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...morphologies have been described previously insmany studies (Winterhalter 1972, Winterhalter et al. 1981, HELCOM 2003). The methods used insthe radionuclide inventories are described in many context (=-=Salo et al. 1986-=-, HELCOM 2003, Ilus etsal. 2007). In general, the inventories in sediments were based on mean total amounts of radionuclidesactivity concentrations in sediments and the surface areas of different sea ...