scholarly journals Ⅰ-6. Radioactive contamination of inland waters and fisheries restoration in Fukushima

2021 ◽  
Vol 87 (5) ◽  
pp. 526-527
Author(s):  
TOSHIHIRO WADA
Author(s):  
P. S. Maitland ◽  
A. V. Holden
Keyword(s):  

Author(s):  
Olga Merzlova

One of the measures to eliminate the consequences of the Chernobyl accident was the exclusion of highly contaminated land from agricultural use. Due to the positive dynamics of the radiation situation, the issue of land return becomes relevant. However, in the period of exclusion of these lands the land clearance degradation processes were developing. The second part of the article is devoted to the issue of economic evaluation of the expediency of land return and the mutual coordination of the results of separate stages of complex ecological and economic evaluation. The research was carried out in Mogilev branch Institute of radiology (Republic of Belarus).


2020 ◽  
Vol 0 (6) ◽  
pp. 24-30
Author(s):  
Olga Merzlova

One of the measures to eliminate the consequences of the Chernobyl accident was the exclusion of highly contaminated land from agricultural use. During the natural decay of radionuclides there is a decrease in the activity of 137Cs and 90Sr in the soil. The issue of land return becomes relevant. The article describes the main stages of formation of the system of criteria and indicators of ecological and economic evaluation of the expediency of land return. The first part of the article is devoted to the issue of radiological evalation.


2019 ◽  
Vol 46 (6) ◽  
pp. 613-620
Author(s):  
A. P. Chevychelov ◽  
P. I. Sobakin ◽  
L. I. Kuznetsova

Chemical composition of the surface water and the contents of the radionuclides 238U, 226Ra, and 222Rn in water was examined within the natural and man-made landscapes of South Yakutiya. It was demonstrated that intense water migration of these radionuclides from radioactive dump pits of the man-made landscapes of the Elkonsky uranium-ore district, which were created during the process of wide-scale exploration surveys for radioactive raw materials conducted during the last third of the 20th century, had occurred. Currently, the areas of water dissipation of 238U and 226Ra are detected at a distances of 2 km and greater from the source of the radioactive contamination along the outflow vector.


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