HORIZONTAL MIGRATION OF RADIONUCLIDES IN THE TOP LAYER OF SOIL OF FOREST ECOSYSTEMS IN THE EXCLUSION ZONE OF THE CHERNOBYL NUCLEAR POWER PLANT

Author(s):  
Sergey Kalinichenko
2012 ◽  
Vol 46 (3) ◽  
pp. e-21-e-28 ◽  
Author(s):  
M. Shkvyria ◽  
D. Vishnevskiy

Large Carnivores of the Chernobyl Nuclear Power Plant Exclusion Zone During nine years observations on large carnivores of Exclusion Zone have been carried out. Species composition and the number of large predators in the Exclusion Zone correspond to the regional conditions. The presence of bears and permanent stay of the lynx in the Exclusion Zone was confirmed. Six wolf packs were counted. The use of an anthropogenically transformed areas, the shift of the daily regime of activity and characteristics of the diet are the most specific features of this animal group.


2003 ◽  
Vol 48 (7) ◽  
pp. 89-96 ◽  
Author(s):  
D.I. Gudkov ◽  
L.N. Zub ◽  
A.L. Savitsky

As result of the Chernobyl nuclear power plant accident the territory of the left-bank flood-lands of the Pripyat River have undergone intensive radionuclide contamination. With the purpose of preventing the washing away of radioactive substances, a complex of flood protection dams was constructed. This construction changed the hydrological regime of these territories and caused overgrowth by higher aquatic plants. Absence of a flowing mode of reservoirs, the stagnant phenomena during spring and seasonal high waters on the embank site have caused amplification of eutrophication processes, swamping and, connected with it, increase of water-marsh floristic complex in the structure of the vegetative cover.


Algologia ◽  
2021 ◽  
Vol 31 (3) ◽  
pp. 205-214
Author(s):  
S.I. Genkal ◽  
◽  
V.I. Shcherbak ◽  
N.Ye. Semenyuk ◽  
◽  
...  

This scanning electron microscopy study of the morphology of pennate diatoms (Achnanthidium eutrophilum (Lange-Bertalot) Lange-Bertalot, Aneumastis stroesei Mann et Stickle, Gomphonema italicum Kützing, G. pala Reichardt, G. vibrio Ehrenberg, Punctastriata ovalis Williams et Round) from phytoperiphytic communities in the cooling pond of the Chernobyl nuclear power plant and natural lakes of the Exclusion Zone (Glyboke and Daleke lakes) has revealed a higher variability in quantitative characteristics (valve length and width, number of striae in 10 µm). At the same time, no variability of qualitative features (shape of valve, axial and central area, raphe and striae arrangement) has been observed in these species. In A. eutrophilum, the number of striae in 10 µm differ from the published data, in A. stroesei – the valve length, in G. pala, G. vibrio and P. ovalis – the valve length and width. The range of variation in the number of striae in 10 µm in G. pala and the valve length and the number of striae in 10 µm in A. stroesei and G. italicum disagree with the literature data. The first electron micrographs of the inner surface of the valve and the corresponding data on its morphology are obtained for A. eutrophilum, A. stroesei, G. italicum, G. pala and G. vibrio.


2020 ◽  
Vol 12 (3) ◽  
pp. 1861-1875 ◽  
Author(s):  
Valery Kashparov ◽  
Sviatoslav Levchuk ◽  
Marina Zhurba ◽  
Valentyn Protsak ◽  
Nicholas A. Beresford ◽  
...  

Abstract. The data set “Spatial radionuclide deposition data from the 60 radial km area around the Chernobyl nuclear power plant: results from a sampling survey in 1987” is the latest in a series of data to be published by the Environmental Information Data Centre (EIDC) describing samples collected and analysed following the Chernobyl Nuclear Power Plant accident in 1986. The data result from a survey carried out by the Ukrainian Institute of Agricultural Radiology (UIAR) in April and May 1987 and includes sample site information, dose rate, radionuclide (zirconium-95, niobium-95, ruthenium-106, caesium-134, caesium-137 and cerium-144) deposition, and exchangeable (determined following 1M NH4Ac extraction of soils) caesium-134 and 137. The purpose of this paper is to describe the available data and methodology used for sample collection, sample preparation and analysis. The data will be useful in reconstructing doses to human and wildlife populations, answering the current lack of scientific consensus on the effects of radiation on wildlife in the Chernobyl Exclusion Zone and evaluating future management options for the Chernobyl-impacted areas of Ukraine and Belarus. The data and supporting documentation are freely available from the EIDC under the terms and conditions of the Open Government Licence (Kashparov et al., 2019; https://doi.org/10.5285/a408ac9d-763e-4f4c-ba72-73bc2d1f596d).


2012 ◽  
Vol 98 (4) ◽  
pp. 883-884 ◽  
Author(s):  
A. Movila ◽  
T. Deriabina ◽  
A. Morozov ◽  
N. Sitnicova ◽  
I. Toderas ◽  
...  

2020 ◽  
Author(s):  
Valery Kashparov ◽  
Sviatoslav Levchuk ◽  
Marina Zhurba ◽  
Valentyn Protsak ◽  
Nicholas A. Beresford ◽  
...  

Abstract. The dataset “Spatial radionuclide deposition data from the 60 km area around the Chernobyl nuclear power plant: results from a sampling survey in 1987” is the latest in a series of data to be published by the Environmental Information Data Centre (EIDC) describing samples collected and analysed following the Chernobyl nuclear power plant accident in 1986. The data result from a survey carried out by the Ukrainian Institute of Agricultural Radiology (UIAR) in April and May 1987 and include information on sample sites, dose rate, radionuclide (zirconium-95, niobium-95, ruthenium-106, caesium-134, caesium-137 and cerium-144) deposition, and exchangeable caesium-134 and 137. The purpose of this paper is to describe the available data and methodology used to obtain them. The data will be useful in the reconstruction of doses to human and wildlife populations, answering the current lack of scientific consensus on the effects of radiation on wildlife in the Chernobyl Exclusion zone and in evaluating future management options for Chernobyl impacted area of Ukraine and Belarus. The data and supporting documentation are freely available from the Environmental Information Data Centre (EIDC) under the terms and conditions of the Open Government Licence (Kashparov et al., 2019, https://doi.org/10.5285/a408ac9d-763e-4f4c-ba72-73bc2d1f596d).


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