Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives

Nowadays, soil contamination by total petroleum hydrocarbons is still one of the most widespread forms of contamination. Intervention technologies are consolidated; however, full-scale interventions turn out to be not sustainable. Sustainability is essential not only in terms of costs, but also in t...

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Main Authors: Ilaria Chicca, Simone Becarelli, Simona Di Gregorio
Format: Article
Language:English
Published: MDPI AG 2022-04-01
Series:Environments
Subjects:
Online Access:https://www.mdpi.com/2076-3298/9/4/52
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author Ilaria Chicca
Simone Becarelli
Simona Di Gregorio
author_facet Ilaria Chicca
Simone Becarelli
Simona Di Gregorio
author_sort Ilaria Chicca
collection DOAJ
description Nowadays, soil contamination by total petroleum hydrocarbons is still one of the most widespread forms of contamination. Intervention technologies are consolidated; however, full-scale interventions turn out to be not sustainable. Sustainability is essential not only in terms of costs, but also in terms of restoration of the soil resilience. Bioremediation has the possibility to fill the gap of sustainability with proper knowledge. Bioremediation should be optimized by the exploitation of the recent “omic” approaches to the study of hydrocarburoclastic microbiomes. To reach the goal, an extensive and deep knowledge in the study of bacterial and fungal degradative pathways, their interactions within microbiomes and of microbiomes with the soil matrix has to be gained. “Omic” approaches permits to study both the culturable and the unculturable soil microbial communities active in degradation processes, offering the instruments to identify the key organisms responsible for soil contaminant depletion and restoration of soil resilience. Tools for the investigation of both microbial communities, their degradation pathways and their interaction, will be discussed, describing the dedicated genomic and metagenomic approaches, as well as the interpretative tools of the deriving data, that are exploitable for both optimizing bio-based approaches for the treatment of total petroleum hydrocarbon contaminated soils and for the correct scaling up of the technologies at the industrial scale.
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spelling doaj.art-4bd6bf916994472d89d8be3941448ebe2023-11-30T21:06:01ZengMDPI AGEnvironments2076-32982022-04-01945210.3390/environments9040052Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and PerspectivesIlaria Chicca0Simone Becarelli1Simona Di Gregorio2Department of Biology, University of Pisa, 56126 Pisa, ItalyDepartment of Biology, University of Pisa, 56126 Pisa, ItalyDepartment of Biology, University of Pisa, 56126 Pisa, ItalyNowadays, soil contamination by total petroleum hydrocarbons is still one of the most widespread forms of contamination. Intervention technologies are consolidated; however, full-scale interventions turn out to be not sustainable. Sustainability is essential not only in terms of costs, but also in terms of restoration of the soil resilience. Bioremediation has the possibility to fill the gap of sustainability with proper knowledge. Bioremediation should be optimized by the exploitation of the recent “omic” approaches to the study of hydrocarburoclastic microbiomes. To reach the goal, an extensive and deep knowledge in the study of bacterial and fungal degradative pathways, their interactions within microbiomes and of microbiomes with the soil matrix has to be gained. “Omic” approaches permits to study both the culturable and the unculturable soil microbial communities active in degradation processes, offering the instruments to identify the key organisms responsible for soil contaminant depletion and restoration of soil resilience. Tools for the investigation of both microbial communities, their degradation pathways and their interaction, will be discussed, describing the dedicated genomic and metagenomic approaches, as well as the interpretative tools of the deriving data, that are exploitable for both optimizing bio-based approaches for the treatment of total petroleum hydrocarbon contaminated soils and for the correct scaling up of the technologies at the industrial scale.https://www.mdpi.com/2076-3298/9/4/52bioremediationculturable and unculturable microbesmachine learningmetagenomic and genomic sequencingpredictive functional metagenomics
spellingShingle Ilaria Chicca
Simone Becarelli
Simona Di Gregorio
Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
Environments
bioremediation
culturable and unculturable microbes
machine learning
metagenomic and genomic sequencing
predictive functional metagenomics
title Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
title_full Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
title_fullStr Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
title_full_unstemmed Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
title_short Microbial Involvement in the Bioremediation of Total Petroleum Hydrocarbon Polluted Soils: Challenges and Perspectives
title_sort microbial involvement in the bioremediation of total petroleum hydrocarbon polluted soils challenges and perspectives
topic bioremediation
culturable and unculturable microbes
machine learning
metagenomic and genomic sequencing
predictive functional metagenomics
url https://www.mdpi.com/2076-3298/9/4/52
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AT simonebecarelli microbialinvolvementinthebioremediationoftotalpetroleumhydrocarbonpollutedsoilschallengesandperspectives
AT simonadigregorio microbialinvolvementinthebioremediationoftotalpetroleumhydrocarbonpollutedsoilschallengesandperspectives