Application Prospepects of a Mineral Sorbents in Yakutia
Abstract The subject covered in the paper is practical application of ecologically and economically proved methods to restore the disturbed soil ecosystems in Yakutia after emergency oil spills. Experimental studies have been performed on the development of a new petroleum biosorbent based on a mine...
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Online Access: | http://dx.doi.org/10.1088/1755-1315/272/2/022123 https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123/pdf https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123 |
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crioppubl:10.1088/1755-1315/272/2/022123 2024-06-02T08:13:07+00:00 Application Prospepects of a Mineral Sorbents in Yakutia Erofeevskya, L A Aleksandrov, A R 2019 http://dx.doi.org/10.1088/1755-1315/272/2/022123 https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123/pdf https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123 unknown IOP Publishing http://creativecommons.org/licenses/by/3.0/ https://iopscience.iop.org/info/page/text-and-data-mining IOP Conference Series: Earth and Environmental Science volume 272, issue 2, page 022123 ISSN 1755-1307 1755-1315 journal-article 2019 crioppubl https://doi.org/10.1088/1755-1315/272/2/022123 2024-05-07T14:06:31Z Abstract The subject covered in the paper is practical application of ecologically and economically proved methods to restore the disturbed soil ecosystems in Yakutia after emergency oil spills. Experimental studies have been performed on the development of a new petroleum biosorbent based on a mineral composition. The natural zeolite from the Khonguruu deposit (Sakha Republic (Yakutia), Russia) is used as a base for obtaining the new petroleum biosorbent. A brief description of the material composition and physico-chemical characteristics of various types of zeolite raw material is given.We present the results of the experimental application of hydrocarbon oxidizing microorganisms (HOM) immobilized on zeolite (clinoptilolite-geylandite series) from the Khonguruu deposit in oil-contaminated soils. It has been established that the obtained biomineral compositions provide a significant activation of the biodegradation of petroleum hydrocarbons (HC) in the soil. The most intensive processes occur at the first stage of the treatment activities (up to 90 days from the experiment’s start). The effect of the zeolite with fraction size less than 0.25 mm on the intensity of the destruction of oil is somewhat higher, compared with fraction size 0.5-3.0 mm. During one growing season, the degradation of petroleum hydrocarbons in soils treated with HOM was 36-54%; in soils treated with HOM immobilized on zeolite - 71-99%; in control variants not treated with biological preparations, the degradation coefficient of oil contamination is not significant. In general, the technology of using zeolite raw materials for cleaning up oil spills from different types of permafrost soils provides a significant ecological and economic effect, thus contributing to the reduction of the time for rehabilitation of disturbed lands and the improvement of the environment in the disturbed territory. Article in Journal/Newspaper permafrost Sakha Republic Yakutia IOP Publishing Sakha IOP Conference Series: Earth and Environmental Science 272 022123 |
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Abstract The subject covered in the paper is practical application of ecologically and economically proved methods to restore the disturbed soil ecosystems in Yakutia after emergency oil spills. Experimental studies have been performed on the development of a new petroleum biosorbent based on a mineral composition. The natural zeolite from the Khonguruu deposit (Sakha Republic (Yakutia), Russia) is used as a base for obtaining the new petroleum biosorbent. A brief description of the material composition and physico-chemical characteristics of various types of zeolite raw material is given.We present the results of the experimental application of hydrocarbon oxidizing microorganisms (HOM) immobilized on zeolite (clinoptilolite-geylandite series) from the Khonguruu deposit in oil-contaminated soils. It has been established that the obtained biomineral compositions provide a significant activation of the biodegradation of petroleum hydrocarbons (HC) in the soil. The most intensive processes occur at the first stage of the treatment activities (up to 90 days from the experiment’s start). The effect of the zeolite with fraction size less than 0.25 mm on the intensity of the destruction of oil is somewhat higher, compared with fraction size 0.5-3.0 mm. During one growing season, the degradation of petroleum hydrocarbons in soils treated with HOM was 36-54%; in soils treated with HOM immobilized on zeolite - 71-99%; in control variants not treated with biological preparations, the degradation coefficient of oil contamination is not significant. In general, the technology of using zeolite raw materials for cleaning up oil spills from different types of permafrost soils provides a significant ecological and economic effect, thus contributing to the reduction of the time for rehabilitation of disturbed lands and the improvement of the environment in the disturbed territory. |
format |
Article in Journal/Newspaper |
author |
Erofeevskya, L A Aleksandrov, A R |
spellingShingle |
Erofeevskya, L A Aleksandrov, A R Application Prospepects of a Mineral Sorbents in Yakutia |
author_facet |
Erofeevskya, L A Aleksandrov, A R |
author_sort |
Erofeevskya, L A |
title |
Application Prospepects of a Mineral Sorbents in Yakutia |
title_short |
Application Prospepects of a Mineral Sorbents in Yakutia |
title_full |
Application Prospepects of a Mineral Sorbents in Yakutia |
title_fullStr |
Application Prospepects of a Mineral Sorbents in Yakutia |
title_full_unstemmed |
Application Prospepects of a Mineral Sorbents in Yakutia |
title_sort |
application prospepects of a mineral sorbents in yakutia |
publisher |
IOP Publishing |
publishDate |
2019 |
url |
http://dx.doi.org/10.1088/1755-1315/272/2/022123 https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123/pdf https://iopscience.iop.org/article/10.1088/1755-1315/272/2/022123 |
geographic |
Sakha |
geographic_facet |
Sakha |
genre |
permafrost Sakha Republic Yakutia |
genre_facet |
permafrost Sakha Republic Yakutia |
op_source |
IOP Conference Series: Earth and Environmental Science volume 272, issue 2, page 022123 ISSN 1755-1307 1755-1315 |
op_rights |
http://creativecommons.org/licenses/by/3.0/ https://iopscience.iop.org/info/page/text-and-data-mining |
op_doi |
https://doi.org/10.1088/1755-1315/272/2/022123 |
container_title |
IOP Conference Series: Earth and Environmental Science |
container_volume |
272 |
container_start_page |
022123 |
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1800759781930041344 |