NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS

Aim. The aim is to study and assess the environmental risk factor according to the biogeochemical coefficients of a number of heavy metals in the coastal areas of the Debet, Shnokh and Aras rivers, in various soil and climatic regions. Methods. A combined method for assessing the environmental risk...

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Main Author: Astghik R. Sukiasyan
Format: Article
Language:Russian
Published: Kamerton 2019-01-01
Series:Юг России: экология, развитие
Subjects:
Online Access:https://ecodag.elpub.ru/ugro/article/view/1402
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author Astghik R. Sukiasyan
author_facet Astghik R. Sukiasyan
author_sort Astghik R. Sukiasyan
collection DOAJ
description Aim. The aim is to study and assess the environmental risk factor according to the biogeochemical coefficients of a number of heavy metals in the coastal areas of the Debet, Shnokh and Aras rivers, in various soil and climatic regions. Methods. A combined method for assessing the environmental risk factor in the soil-plant system was applied, based on the values of a number of biogeochemical coefficients. Sweet corn was used as a model plant. Results. According to the total values of the contamination indices by heavy metals when grouped according to the Russian GOST hazard classes, the soils in Hushakert were the most polluted, while the least in Tekhut. The need to use the European approach to classify heavy metals by hazard class was to take into account the maximum allowable additives of the latter. Conclusions. It was found that the definition of the hazard class, which allows grouping heavy metals, is primarily due to the synergy of the biota response to the degree of contamination. The use of an annual plant allows to fully appreciate the migration characteristics of heavy metals in the soil-plant system. Due to this, it is possible to use corn both as an indicator plant and as a natural filter for the coastal areas where there is migration of the heavy metals.
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spelling doaj.art-feb5c4f74a374c4dbb7f608c6fe418ab2023-03-13T07:36:01ZrusKamertonЮг России: экология, развитие1992-10982413-09582019-01-0113410811810.18470/1992-1098-2018-4-108-1181020NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALSAstghik R. Sukiasyan0Национальный политехнический университет Армении.Aim. The aim is to study and assess the environmental risk factor according to the biogeochemical coefficients of a number of heavy metals in the coastal areas of the Debet, Shnokh and Aras rivers, in various soil and climatic regions. Methods. A combined method for assessing the environmental risk factor in the soil-plant system was applied, based on the values of a number of biogeochemical coefficients. Sweet corn was used as a model plant. Results. According to the total values of the contamination indices by heavy metals when grouped according to the Russian GOST hazard classes, the soils in Hushakert were the most polluted, while the least in Tekhut. The need to use the European approach to classify heavy metals by hazard class was to take into account the maximum allowable additives of the latter. Conclusions. It was found that the definition of the hazard class, which allows grouping heavy metals, is primarily due to the synergy of the biota response to the degree of contamination. The use of an annual plant allows to fully appreciate the migration characteristics of heavy metals in the soil-plant system. Due to this, it is possible to use corn both as an indicator plant and as a natural filter for the coastal areas where there is migration of the heavy metals.https://ecodag.elpub.ru/ugro/article/view/1402однолетнее растениетяжелые металлыпочвакласс опасностифактор экологического риска
spellingShingle Astghik R. Sukiasyan
NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
Юг России: экология, развитие
однолетнее растение
тяжелые металлы
почва
класс опасности
фактор экологического риска
title NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
title_full NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
title_fullStr NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
title_full_unstemmed NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
title_short NEW APPROACH TO DETERMINING THE ENVIRONMENTAL RISK FACTOR BY THE BIOGEOCHEMICAL COEFFICIENTS OF HEAVY METALS
title_sort new approach to determining the environmental risk factor by the biogeochemical coefficients of heavy metals
topic однолетнее растение
тяжелые металлы
почва
класс опасности
фактор экологического риска
url https://ecodag.elpub.ru/ugro/article/view/1402
work_keys_str_mv AT astghikrsukiasyan newapproachtodeterminingtheenvironmentalriskfactorbythebiogeochemicalcoefficientsofheavymetals