{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,22]],"date-time":"2026-10-22T20:49:41Z","timestamp":1792702181986,"version":"4.5.0"},"reference-count":111,"publisher":"Elsevier BV","issue":"10","license":[{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2022,10,1]],"date-time":"2022-10-01T00:00:00Z","timestamp":1664582400000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"},{"start":{"date-parts":[[2022,9,30]],"date-time":"2022-09-30T00:00:00Z","timestamp":1664496000000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100009402","name":"Mekelle University","doi-asserted-by":"publisher","award":["CRPO\/MU-CHS\/Rec\/Medium\/3\/2019\u20132021"],"award-info":[{"award-number":["CRPO\/MU-CHS\/Rec\/Medium\/3\/2019\u20132021"]}],"id":[{"id":"10.13039\/501100009402","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["cell.com","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["Heliyon"],"published-print":{"date-parts":[[2022,10]]},"DOI":"10.1016\/j.heliyon.2022.e10929","type":"journal-article","created":{"date-parts":[[2022,10,6]],"date-time":"2022-10-06T13:46:37Z","timestamp":1665063997000},"page":"e10929","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":147,"title":["Biogas impurities: environmental and health implications, removal technologies and future perspectives"],"prefix":"10.1016","volume":"8","author":[{"ORCID":"https:\/\/orcid.org\/0000-0003-3445-8776","authenticated-orcid":false,"given":"Adhena Ayaliew","family":"Werkneh","sequence":"first","affiliation":[],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"78","reference":[{"key":"10.1016\/j.heliyon.2022.e10929_bib1","series-title":"Biogas and Bio-Syngas Upgrading Report","first-page":"97","volume":"1","author":"Allegue","year":"2012"},{"key":"10.1016\/j.heliyon.2022.e10929_bib2","article-title":"Links between biogas technology adoption and health status of the households in rural Tigray, Northern Ethiopia","author":"Abadi","year":"2016","journal-title":"Energy Policy"},{"issue":"4","key":"10.1016\/j.heliyon.2022.e10929_bib3","doi-asserted-by":"crossref","first-page":"1909","DOI":"10.1007\/s12010-013-0652-x","article-title":"Review on optimization production and upgrading biogas through CO2 removal using various techniques","volume":"172","author":"Andriani","year":"2014","journal-title":"Appl. Biochem. Biotechnol."},{"issue":"2","key":"10.1016\/j.heliyon.2022.e10929_bib4","doi-asserted-by":"crossref","first-page":"452","DOI":"10.1016\/j.biotechadv.2018.01.011","article-title":"Biogas upgrading and utilization: current status and perspectives","volume":"36","author":"Angelidaki","year":"2018","journal-title":"Biotechnol. Adv."},{"key":"10.1016\/j.heliyon.2022.e10929_bib5","doi-asserted-by":"crossref","first-page":"441","DOI":"10.1016\/j.wasman.2019.02.030","article-title":"Biowaste-to-biomethane: an LCA study on biogas and syngas roads","volume":"87","author":"Ardolino","year":"2019","journal-title":"Waste Manag"},{"key":"10.1016\/j.heliyon.2022.e10929_bib6","series-title":"Reduction and Monitoring of Biogas Trace Compounds","first-page":"1","volume":"2496","author":"Arnold","year":"2009"},{"key":"10.1016\/j.heliyon.2022.e10929_bib7","doi-asserted-by":"crossref","first-page":"1011","DOI":"10.1016\/j.wasman.2009.11.030","article-title":"Development of on-line measurement techniques for siloxanes and other trace compounds in biogas","volume":"30","author":"Arnold","year":"2010","journal-title":"Waste Manag"},{"key":"10.1016\/j.heliyon.2022.e10929_bib8","first-page":"515","article-title":"Comparison on the removal of hydrogen sulfide in biotrickling filters inoculated with Thiobacillus thioparus and Acidithiobacillus thiooxidans","volume":"10","author":"Aroca","year":"2007","journal-title":"J.\u00a0Biotechnol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib9","article-title":"A\u00a0Critical overview of the state-of-the-art methods for biogas purification and utilization processes","volume":"13","author":"Atelge","year":"2021","journal-title":"Sustain"},{"key":"10.1016\/j.heliyon.2022.e10929_bib10","article-title":"Pressure swing adsorption for biogas upgrading. A new process configuration for the separation of biomethane and carbon dioxide","author":"Augelletti","year":"2016","journal-title":"J.\u00a0Clean. Prod."},{"issue":"2","key":"10.1016\/j.heliyon.2022.e10929_bib11","doi-asserted-by":"crossref","first-page":"267","DOI":"10.1007\/s12649-016-9826-4","article-title":"A\u00a0review of biogas utilization, purification and upgrading technologies: Review","volume":"8","author":"Awe","year":"2017","journal-title":"Waste Biomass Valor"},{"key":"10.1016\/j.heliyon.2022.e10929_bib12","doi-asserted-by":"crossref","first-page":"246","DOI":"10.1002\/bbb.1324","article-title":"A\u00a0review of biogas purification processes","volume":"6","author":"Axelsson","year":"2012","journal-title":"Biofuels, Bioprod. Bioref."},{"issue":"3","key":"10.1016\/j.heliyon.2022.e10929_bib13","doi-asserted-by":"crossref","first-page":"1251","DOI":"10.1007\/s10311-019-00872-2","article-title":"Biogas upgrading by cryogenic techniques","volume":"17","author":"Baena-Moreno","year":"2019","journal-title":"Environ. Chem. Lett."},{"key":"10.1016\/j.heliyon.2022.e10929_bib14","doi-asserted-by":"crossref","DOI":"10.1007\/s10311-020-01036-3","article-title":"Membrane-based technologies for biogas upgrading: a review","author":"Baena-Moreno","year":"2020","journal-title":"Environ. Chem. Lett."},{"key":"10.1016\/j.heliyon.2022.e10929_bib15","doi-asserted-by":"crossref","first-page":"499","DOI":"10.1002\/bbb.1423","article-title":"Biogas upgrading \u2014 technology overview, comparison and perspectives for the future","volume":"7","author":"Bauer","year":"2013","journal-title":"Biofuels. Bioprod. Biorefining."},{"issue":"31","key":"10.1016\/j.heliyon.2022.e10929_bib16","doi-asserted-by":"crossref","first-page":"14275","DOI":"10.1021\/acs.iecr.9b02688","article-title":"Enhancement of CO2 absorption in water through pH control and carbonic anhydrase \u2013 a technical assessment. Indus","volume":"58","author":"Beiron","year":"2019","journal-title":"Eng. Chem. Res."},{"issue":"5","key":"10.1016\/j.heliyon.2022.e10929_bib17","first-page":"435","article-title":"Review of technology for cleaning biogas to natural gas quality","volume":"65","author":"Biernat","year":"2011","journal-title":"Chem"},{"key":"10.1016\/j.heliyon.2022.e10929_bib18","article-title":"Effects of woody biochar on dry thermophilic anaerobic digestion of organic fraction of municipal solid waste","volume":"267","author":"Bona","year":"2020","journal-title":"J.\u00a0Environ. Manag."},{"key":"10.1016\/j.heliyon.2022.e10929_bib19","doi-asserted-by":"crossref","DOI":"10.1016\/j.biortech.2020.123027","article-title":"Perspective on novel cascading algal biomethane biorefinery systems","volume":"304","author":"Bose","year":"2020","journal-title":"Bioresour. Technol."},{"issue":"1-2","key":"10.1016\/j.heliyon.2022.e10929_bib21","doi-asserted-by":"crossref","first-page":"115","DOI":"10.1016\/j.memsci.2009.11.040","article-title":"Membrane technologies for CO2 separation","volume":"359","author":"Brunetti","year":"2010","journal-title":"J.\u00a0Membr. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib22","article-title":"Biogas and household air quality household air quality Impact of biogas stoves versus wood-fired stoves in Rural Cambodia biogas and household air quality","volume":"52","author":"Buysman","year":"2015","journal-title":"Clim. Neutral Rep."},{"issue":"121327","key":"10.1016\/j.heliyon.2022.e10929_bib23","first-page":"1","article-title":"Analysis and selection of optimal solvent-based technologies for biogas upgrading","volume":"303","author":"Carranza-Abaid","year":"2021","journal-title":"Fuel"},{"key":"10.1016\/j.heliyon.2022.e10929_bib24","doi-asserted-by":"crossref","first-page":"24399","DOI":"10.1039\/C5RA00666J","article-title":"Membrane gas separation technologies for biogas upgrading","volume":"5","author":"Chen","year":"2015","journal-title":"RSC Adv"},{"issue":"23","key":"10.1016\/j.heliyon.2022.e10929_bib25","doi-asserted-by":"crossref","first-page":"5771","DOI":"10.1016\/j.biortech.2009.05.072","article-title":"Biogas production and valorization by means of a two-step biological process","volume":"100","author":"Converti","year":"2009","journal-title":"Bioresour. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib26","doi-asserted-by":"crossref","first-page":"1823","DOI":"10.1007\/s13399-019-00570-7","article-title":"Removal of sulfur contaminants from biogas to enable direct catalytic methanation","volume":"11","author":"Dannesboe","year":"2021","journal-title":"Biomass Conv. Bioref."},{"key":"10.1016\/j.heliyon.2022.e10929_bib27","doi-asserted-by":"crossref","first-page":"366","DOI":"10.1016\/j.rser.2015.07.106","article-title":"Understanding the effects of the origin, occurrence, monitoring, control, fate and removal of siloxanes on the energetic valorization of sewage biogas - a review","volume":"52","author":"De Arespacochaga","year":"2015","journal-title":"Renew. Sustain. Energy Rev."},{"key":"10.1016\/j.heliyon.2022.e10929_bib28","doi-asserted-by":"crossref","first-page":"1031","DOI":"10.3390\/atmos12081031","article-title":"Immobilized microalgae-based photobioreactor for co2 capture (IMC-CO2PBR): efficiency estimation, technological parameters and prototype concept","volume":"12","author":"Debowski","year":"2021","journal-title":"Atmosphere"},{"key":"10.1016\/j.heliyon.2022.e10929_bib29","doi-asserted-by":"crossref","first-page":"638","DOI":"10.1016\/j.ijggc.2009.12.013","article-title":"Techno-economic evaluation of biogas upgrading process using CO2 facilitated transport membrane","volume":"4","author":"Deng","year":"2010","journal-title":"Int. J. Greenh. Gas Control"},{"key":"10.1016\/j.heliyon.2022.e10929_bib30","series-title":"Biogas Technology","first-page":"201","article-title":"Biogas cleaning and upgrading","author":"Deng","year":"2020"},{"key":"10.1016\/j.heliyon.2022.e10929_bib31","doi-asserted-by":"crossref","first-page":"224","DOI":"10.21101\/cejph.a3610","article-title":"Environmental exposure to hydrogen sulfide in central Slovakia (Ruzomberok area) in context of health risk assessment","volume":"18","author":"Drimal","year":"2010","journal-title":"Cent. Eur. J. Publ. Health"},{"issue":"1","key":"10.1016\/j.heliyon.2022.e10929_bib32","doi-asserted-by":"crossref","first-page":"281","DOI":"10.1039\/C8EE02897D","article-title":"Simultaneous production of biomethane and food grade CO2 from biogas: an industrial case study","volume":"12","author":"Esposito","year":"2019","journal-title":"Energy Environ. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib33","doi-asserted-by":"crossref","first-page":"11","DOI":"10.1016\/j.memsci.2008.12.017","article-title":"Biogas, membranes and carbon dioxide capture","volume":"328","author":"Favre","year":"2009","journal-title":"J.\u00a0Membr. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib34","doi-asserted-by":"crossref","first-page":"167","DOI":"10.1179\/000705985798272650","article-title":"Effect of pollutants on corrosion of copper alloys in seawater: part 1: ammonia and chlorine effect of pollutants on corrosion of copper alloys in sea water part 1: ammonia and chlorine","volume":"20","author":"Francis","year":"1985","journal-title":"Br. Corrosion J."},{"key":"10.1016\/j.heliyon.2022.e10929_bib35","doi-asserted-by":"crossref","first-page":"129","DOI":"10.1023\/A:1026056129717","article-title":"A\u00a0review of the fate and effects of silicones in the environment","volume":"11","author":"Graiver","year":"2003","journal-title":"J.\u00a0Polym. Environ."},{"key":"10.1016\/j.heliyon.2022.e10929_bib36","doi-asserted-by":"crossref","first-page":"153","DOI":"10.1007\/BF00380773","article-title":"Occupational exposure to hydrogen sulfide in the sour gas industry: some unresolved issues","volume":"66","author":"Guidotti","year":"1994","journal-title":"Int. Arch. Occup. Environ. Health"},{"key":"10.1016\/j.heliyon.2022.e10929_bib37","doi-asserted-by":"crossref","first-page":"624","DOI":"10.1016\/j.egypro.2014.11.067","article-title":"Enzymatically assisted CO2 removal from flue-gas","volume":"63","author":"Gundersen","year":"2014","journal-title":"Energy Proc."},{"key":"10.1016\/j.heliyon.2022.e10929_bib38","article-title":"Biogas upgrading - technical review","volume":"1\u201371","author":"Hoyer","year":"2016","journal-title":"Energiforsk"},{"key":"10.1016\/j.heliyon.2022.e10929_bib39","series-title":"Comparing Different Biogas Upgrading Techniques","author":"Hullu","year":"2008"},{"key":"10.1016\/j.heliyon.2022.e10929_bib40","author":"Inc"},{"key":"10.1016\/j.heliyon.2022.e10929_bib41","doi-asserted-by":"crossref","first-page":"1350","DOI":"10.1016\/j.chemosphere.2009.02.028","article-title":"Simultaneous autotrophic biodegradation of H2S and NH3 in a biotrickling filter","volume":"75","author":"Jiang","year":"2009","journal-title":"Chemosphere"},{"key":"10.1016\/j.heliyon.2022.e10929_bib42","series-title":"RE1 Biogas Technology for Sustainable Second Generation Biofuel Production","article-title":"Biogas upgrading","author":"Kaparaju","year":"2013"},{"key":"10.1016\/j.heliyon.2022.e10929_bib43","doi-asserted-by":"crossref","first-page":"1195","DOI":"10.1016\/j.renene.2004.09.012","article-title":"Biogas scrubbing, compression and storage: perspective and prospectus in Indian context","volume":"30","author":"Kapdi","year":"2004","journal-title":"Renew. Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib44","doi-asserted-by":"crossref","first-page":"905","DOI":"10.3390\/s19040905","article-title":"Recent advances in electrochemical sensors for detecting toxic gases: NO2, SO2 and H2S","volume":"19","author":"Khan","year":"2019","journal-title":"Sensors"},{"key":"10.1016\/j.heliyon.2022.e10929_bib45","doi-asserted-by":"crossref","first-page":"901","DOI":"10.1007\/s12155-020-10205-9","article-title":"Environmental-economic assessment of the pressure swing adsorption biogas upgrading technology","volume":"14","author":"Kohlheb","year":"2021","journal-title":"BioEnergy Res"},{"key":"10.1016\/j.heliyon.2022.e10929_bib46","doi-asserted-by":"crossref","first-page":"1639","DOI":"10.1016\/S0009-2509(02)00041-6","article-title":"New absorption liquids for the removal of CO2 from dilute gas streams using membrane contactors","volume":"57","author":"Kumar","year":"2002","journal-title":"Chem. Eng. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib47","doi-asserted-by":"crossref","first-page":"676","DOI":"10.1016\/j.apenergy.2015.07.033","article-title":"Reactive absorption of CO2 into enzyme accelerated solvents: from laboratory to pilot scale","volume":"156","author":"Kunze","year":"2015","journal-title":"Appl. Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib48","doi-asserted-by":"crossref","first-page":"150","DOI":"10.1016\/j.pecs.2017.04.002","article-title":"Dealing with fuel contaminants in biogas-fed solid oxide fuel cell (SOFC) and molten carbonate fuel cell (MCFC) plants: degradation of catalytic and electro-catalytic active surfaces and related gas purification methods","volume":"61","author":"Lanzini","year":"2017","journal-title":"Prog. Energy Combust. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib49","doi-asserted-by":"crossref","first-page":"426","DOI":"10.1016\/j.rser.2014.07.093","article-title":"An overview of current status of carbon dioxide capture and storage technologies","volume":"39","author":"Leung","year":"2014","journal-title":"Renew. Sustain. Energy Rev."},{"key":"10.1016\/j.heliyon.2022.e10929_bib50","doi-asserted-by":"crossref","first-page":"80","DOI":"10.1080\/10773525.2016.1145881","article-title":"Effect of environmental exposure to hydrogen sulfide on central nervous system and respiratory function: a systematic review of human studies","volume":"22","author":"Lim","year":"2016","journal-title":"Int. J. Occup. Environ. Health"},{"key":"10.1016\/j.heliyon.2022.e10929_bib51","series-title":"Environmental Chemistry for a Sustainable World: Volume 2: Remediation of Air and Water Pollution","first-page":"347","article-title":"Biogas Technologies and cleaning techniques","author":"L\u00f3pez","year":"2012"},{"key":"10.1016\/j.heliyon.2022.e10929_bib52","doi-asserted-by":"crossref","first-page":"7048","DOI":"10.3390\/app10207048","article-title":"A\u00a0human health toxicity assessment of biogas engines regulated and unregulated emissions","volume":"10","author":"Macor","year":"2020","journal-title":"Appl. Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib53","first-page":"1044","article-title":"Regulated emissions of biogas engines \u2013 onsite experimental measurements and damage assessment on human health","volume":"13","author":"Macor","year":"2020","journal-title":"At. Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib54","doi-asserted-by":"crossref","first-page":"6360","DOI":"10.3390\/en14196360","article-title":"Costs to reduce the human health toxicity of biogas Engine Emssions","volume":"14","author":"Macor","year":"2021","journal-title":"Energies"},{"key":"10.1016\/j.heliyon.2022.e10929_bib55","doi-asserted-by":"crossref","first-page":"460","DOI":"10.1016\/j.jpowsour.2015.01.053","article-title":"Solid oxide fuel cell anode degradation by the effect of siloxanes","volume":"279","author":"Madi","year":"2015","journal-title":"J.\u00a0Power Sources"},{"issue":"1","key":"10.1016\/j.heliyon.2022.e10929_bib56","doi-asserted-by":"crossref","first-page":"83","DOI":"10.1016\/j.seppur.2010.05.010","article-title":"Membrane biogas upgrading processes for the production of natural gas substitute","volume":"74","author":"Makaruk","year":"2010","journal-title":"Separ. Purif. Technol."},{"issue":"1","key":"10.1016\/j.heliyon.2022.e10929_bib57","first-page":"33","article-title":"Biogas-conditioning with microalgae","volume":"7","author":"Mann","year":"2009","journal-title":"Agron. Res."},{"key":"10.1016\/j.heliyon.2022.e10929_bib58","doi-asserted-by":"crossref","first-page":"980","DOI":"10.1016\/j.renene.2017.06.079","article-title":"Co-digestion of the organic fraction of municipal solid waste and sludge improves the energy balance\u00a0of wastewater treatment plants: Rovereto Case Study","volume":"113","author":"Mattioli","year":"2017","journal-title":"Renew. Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib59","series-title":"Adv. Feed. Convers. Technol. Altern. Fuels Bioprod. New Technol. Challenges Oppor.","first-page":"159","article-title":"Recent advances and future prospective of biogas production","author":"Maurya","year":"2019"},{"key":"10.1016\/j.heliyon.2022.e10929_bib60","doi-asserted-by":"crossref","first-page":"431","DOI":"10.1139\/L07-144","article-title":"Siloxanes in biogases from landfills and wastewater digesters","volume":"35","author":"McBean","year":"2008","journal-title":"Can. J. Civ. Eng."},{"key":"10.1016\/j.heliyon.2022.e10929_bib61","doi-asserted-by":"crossref","DOI":"10.1063\/1.4958554","article-title":"Preliminary study of biogas upgrading and purification by pressure swing adsorption","volume":"1755","author":"Mel","year":"2016","journal-title":"AIP Conf. Proc."},{"key":"10.1016\/j.heliyon.2022.e10929_bib62","doi-asserted-by":"crossref","first-page":"1698","DOI":"10.1016\/0016-2361(95)00152-U","article-title":"Catalytic decomposition of ammonia in a fuel gas at high temperature and pressure","volume":"74","author":"Mojtahedi","year":"1995","journal-title":"Fuel"},{"key":"10.1016\/j.heliyon.2022.e10929_bib63","first-page":"87","article-title":"Human health and environmental impacts of coal combustion and post-combustion wastes","volume":"17","author":"Munawer","year":"2018","journal-title":"J.\u00a0Sustain. Min."},{"key":"10.1016\/j.heliyon.2022.e10929_bib64","doi-asserted-by":"crossref","DOI":"10.1016\/j.biortech.2019.121804","article-title":"Integration of anaerobic digestion and microalgal cultivation for digestate bioremediation and biogas upgrading","volume":"290","author":"Nagarajan","year":"2019","journal-title":"Bioresour. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib65","article-title":"Bio-methane production from anaerobic co-digestion at wastewater treatment plants: a critical review on development and innovations in biogas upgrading techniques","author":"Nguyen","year":"2020","journal-title":"Sci. Total Environ."},{"key":"10.1016\/j.heliyon.2022.e10929_bib66","doi-asserted-by":"crossref","first-page":"123","DOI":"10.1016\/j.apcata.2014.08.015","article-title":"Sulfur poisoning of Ni-based anodes for solid oxide fuel cells in H\/C-based fuels","volume":"486","author":"Niakolas","year":"2014","journal-title":"Appl. Catal. Gen."},{"issue":"3","key":"10.1016\/j.heliyon.2022.e10929_bib67","doi-asserted-by":"crossref","first-page":"703","DOI":"10.1021\/acs.iecr.5b01384","article-title":"CO2 capture by temperature swing adsorption: use of hot CO2-rich gas for regeneration. Indus","volume":"55","author":"Ntiamoah","year":"2016","journal-title":"Eng. Chem. Res."},{"issue":"3551","key":"10.1016\/j.heliyon.2022.e10929_bib68","first-page":"1","article-title":"Technologies for deep biogas purification and use in zero-emission fuel cells systems \u2013 a review","volume":"15","author":"Paglini","year":"2022","journal-title":"Energies"},{"key":"10.1016\/j.heliyon.2022.e10929_bib69","first-page":"288","article-title":"Characterization and cleaning of biogas from sewage sludge for biomethane production","volume":"217","author":"Paolini","year":"2018","journal-title":"J.\u00a0Environ. Manag."},{"key":"10.1016\/j.heliyon.2022.e10929_bib70","doi-asserted-by":"crossref","first-page":"899","DOI":"10.1080\/10934529.2018.1459076","article-title":"Environmental impact of biogas: a short review of current knowledge","volume":"53","author":"Paolini","year":"2018","journal-title":"J.\u00a0Environ. Sci. Health, Part A"},{"key":"10.1016\/j.heliyon.2022.e10929_bib71","doi-asserted-by":"crossref","first-page":"257","DOI":"10.1016\/j.energy.2012.06.031","article-title":"Fuel quality issues with biogas energy \u2013 an economic analysis for a stationary fuel cell system","volume":"44","author":"Papadias","year":"2012","journal-title":"Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib72","doi-asserted-by":"crossref","first-page":"424","DOI":"10.1016\/j.egypro.2016.11.054","article-title":"Biowaste for SOFCs","volume":"101","author":"Papurello","year":"2016","journal-title":"Energy Proc."},{"key":"10.1016\/j.heliyon.2022.e10929_bib73","doi-asserted-by":"crossref","DOI":"10.1016\/j.biombioe.2019.105314","article-title":"Performance analysis of membrane separation for upgrading biogas to biomethane at small scale production sites","volume":"128","author":"Peppers","year":"2019","journal-title":"Biomass Bioenergy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib74","first-page":"1","article-title":"Biogas upgrading to vehicle fuel standards and grid","author":"Persson","year":"2007","journal-title":"IEA Bioenergy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib75","first-page":"1","article-title":"Biogas upgrading technologies\u2013developments and innovations","volume":"20","author":"Petersson","year":"2009","journal-title":"IEA Bioenergy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib76","series-title":"Biogas upgrading technologies \u2013 developments and innovations","first-page":"1","volume":"20","author":"Petersson","year":"2009"},{"key":"10.1016\/j.heliyon.2022.e10929_bib77","doi-asserted-by":"crossref","DOI":"10.1016\/j.jclepro.2021.127404","article-title":"Removal of siloxanes from biogas upgraded to biomethane by cryogenic temperature condensation system","volume":"308","author":"Piechota","year":"2021","journal-title":"J.\u00a0Clean. Prod."},{"key":"10.1016\/j.heliyon.2022.e10929_bib78","article-title":"Multi-step biogas quality improving by adsorptive packed column system as application to biomethane upgrading","volume":"9","author":"Piechota","year":"2021","journal-title":"J.\u00a0Environ. Chem. Eng."},{"key":"10.1016\/j.heliyon.2022.e10929_bib79","doi-asserted-by":"crossref","first-page":"565","DOI":"10.1016\/j.jclepro.2019.02.271","article-title":"Review of technologies for biomethane production and assessment of Eu transport share in 2030","volume":"222","author":"Prussi","year":"2019","journal-title":"J.\u00a0Clean. Prod."},{"key":"10.1016\/j.heliyon.2022.e10929_bib80","series-title":"Microbiology of Methane Formation, Improvement of Crop Plants for Industrial End Uses","first-page":"340","author":"Ranalli","year":"2007"},{"key":"10.1016\/j.heliyon.2022.e10929_bib81","doi-asserted-by":"crossref","first-page":"1375","DOI":"10.1016\/j.energy.2006.10.018","article-title":"Trace compounds of biogas from different biogas production plants","volume":"32","author":"Rasi","year":"2007","journal-title":"Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib82","doi-asserted-by":"crossref","first-page":"1","DOI":"10.1016\/j.ijggc.2015.02.001","article-title":"Evaluating pressure swing adsorption as a CO2 separation technique in coal-fired power plants","volume":"39","author":"Riboldi","year":"2015","journal-title":"Int. J. Greenh. Gas Control"},{"key":"10.1016\/j.heliyon.2022.e10929_bib83","doi-asserted-by":"crossref","first-page":"43","DOI":"10.1016\/j.biortech.2019.01.110","article-title":"Technological validation of photosynthetic biogas upgrading in a\u00a0semi-industrial scale algal-bacterial photobioreactor","volume":"279","author":"Rodero","year":"2019","journal-title":"Bioresour. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib84","doi-asserted-by":"crossref","first-page":"293","DOI":"10.1007\/978-1-59259-806-9_17","article-title":"Toxicological and environmental impacts of hydrogen sulfide","author":"Roth","year":"2004","journal-title":"Signal Transduction Gasotransmitters"},{"key":"10.1016\/j.heliyon.2022.e10929_bib85","doi-asserted-by":"crossref","DOI":"10.1016\/j.scitotenv.2020.141990","article-title":"Treatment technologies for emerging contaminants in wastewater treatment plants: a Review","volume":"753","author":"Rout","year":"2021","journal-title":"Sci. Total Environ."},{"key":"10.1016\/j.heliyon.2022.e10929_bib86","first-page":"1","article-title":"Environmental toxicology of hydrogen sulfide, Nitric Oxide","volume":"71","author":"Rubright","year":"2017","journal-title":"Biol. Chem."},{"key":"10.1016\/j.heliyon.2022.e10929_bib87","first-page":"30","article-title":"Research progress of siloxane removal from biogas","volume":"10","author":"Ruiling","year":"2017","journal-title":"Int. J. Agric. Biol. Eng."},{"issue":"5","key":"10.1016\/j.heliyon.2022.e10929_bib88","doi-asserted-by":"crossref","first-page":"1633","DOI":"10.1016\/j.biombioe.2011.02.033","article-title":"Techniques for transformation of biogas to biomethane","volume":"35","author":"Ryckebosch","year":"2011","journal-title":"Biomass Bioenergy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib89","doi-asserted-by":"crossref","first-page":"194","DOI":"10.1016\/j.renene.2018.11.028","article-title":"Solid oxide fuel cells fuelled with biogas: potential and constraints","volume":"134","author":"Saadabadi","year":"2019","journal-title":"Renew. Energy"},{"key":"10.1016\/j.heliyon.2022.e10929_bib90","series-title":"Biofuels for Fuel Cells","first-page":"414","article-title":"Biogas upgrading with pressure swing adsorption versus biogas reforming","author":"Schulte-Schulze","year":"2005"},{"issue":"3","key":"10.1016\/j.heliyon.2022.e10929_bib91","doi-asserted-by":"crossref","first-page":"183","DOI":"10.1016\/S0304-3894(00)00318-6","article-title":"Removal of siloxanes in biogases","volume":"83","author":"Schweigkofler","year":"2001","journal-title":"J.\u00a0Hazard Mater."},{"key":"10.1016\/j.heliyon.2022.e10929_bib92","doi-asserted-by":"crossref","first-page":"249","DOI":"10.1016\/j.fuproc.2014.03.010","article-title":"Effects of humidity, O2, and CO2 on H2S adsorption onto upgraded and KOH impregnated activated carbons","volume":"124","author":"Sitthikhankaew","year":"2014","journal-title":"Fuel Process. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib93","series-title":"Approaches Concerning Siloxane Removal from Biogas \u2013 A Review. 53","author":"Soreanu","year":"2011"},{"key":"10.1016\/j.heliyon.2022.e10929_bib94","doi-asserted-by":"crossref","first-page":"521","DOI":"10.1016\/j.rser.2015.06.029","article-title":"Selection of appropriate biogas upgrading technology-a review of biogas cleaning, upgrading and utilisation","volume":"51","author":"Sun","year":"2015","journal-title":"Renew. Sustain. Energy Rev."},{"key":"10.1016\/j.heliyon.2022.e10929_bib95","doi-asserted-by":"crossref","first-page":"846","DOI":"10.1016\/j.rser.2013.12.015","article-title":"Biogas as a sustainable energy source for developing countries: opportunities and challenges","volume":"31","author":"Surendra","year":"2014","journal-title":"Renew. Sustain. Energy Rev."},{"key":"10.1016\/j.heliyon.2022.e10929_bib98","first-page":"1","article-title":"Removal of hydrogen sulfide from gas streams using biological processes \u2013 a review","volume":"48","author":"Syed","year":"2006","journal-title":"Can. Biosyst. Eng."},{"key":"10.1016\/j.heliyon.2022.e10929_bib99","doi-asserted-by":"crossref","first-page":"3741","DOI":"10.1016\/j.egypro.2017.12.270","article-title":"Cryogenic technology for biogas upgrading combined with carbon capture \u2013 a review of systems and property impacts capture \u2013 a review of systems and property impacts","volume":"142","author":"Tan","year":"2017","journal-title":"Energy Procardia"},{"key":"10.1016\/j.heliyon.2022.e10929_bib100","doi-asserted-by":"crossref","first-page":"2050","DOI":"10.1016\/j.corsci.2010.02.004","article-title":"The effect of H2S concentration on the corrosion behavior of carbon steel at 90 \u00b0C","volume":"52","author":"Tang","year":"2010","journal-title":"Corrosion Sci."},{"key":"10.1016\/j.heliyon.2022.e10929_bib101","series-title":"Long-term Photosynthetic CO2 Removal from Biogas and Flue-Gas: Exploring the Potential of Closed Photobioreactors for High-Value Biomass Production","author":"Toledo-Cervantes","year":"2022"},{"key":"10.1016\/j.heliyon.2022.e10929_bib102","doi-asserted-by":"crossref","first-page":"277","DOI":"10.1016\/j.enconman.2017.08.035","article-title":"Biogas as a renewable energy fuel \u2013 a review of biogas upgrading, utilisation and storage","volume":"150","author":"Ullah","year":"2017","journal-title":"Energy Convers. Manag."},{"key":"10.1016\/j.heliyon.2022.e10929_bib103","series-title":"Biological Sulphate-Reduction, Experimental Methods in Wastewater Treatment","first-page":"54","author":"Van Loosdrecht","year":"2016"},{"issue":"6","key":"10.1016\/j.heliyon.2022.e10929_bib104","first-page":"707","article-title":"Degradation of amine-based solvents in co2 capture process by chemical absorption. Greenhouse gases","volume":"4","author":"Vega","year":"2014","journal-title":"Sci. Technol."},{"issue":"18","key":"10.1016\/j.heliyon.2022.e10929_bib105","doi-asserted-by":"crossref","first-page":"5683","DOI":"10.1021\/jp401622c","article-title":"Carbonic anhydrase promotes the absorption rate of CO2 in post-combustion processes","volume":"117","author":"Vinoba","year":"2013","journal-title":"J.\u00a0Phys. Chem. B"},{"issue":"9","key":"10.1016\/j.heliyon.2022.e10929_bib106","doi-asserted-by":"crossref","first-page":"9393","DOI":"10.1021\/acs.energyfuels.7b00120","article-title":"Upgrading biogas to biomethane using membrane separation","volume":"31","author":"Vrbov\u00e1","year":"2017","journal-title":"Energy Fuels"},{"key":"10.1016\/j.heliyon.2022.e10929_bib107","doi-asserted-by":"crossref","DOI":"10.1016\/j.fuproc.2019.106215","article-title":"Techno-economic review of biogas cleaning technologies for small scale off-grid solid oxide fuel cell applications","volume":"197","author":"Wasajja","year":"2020","journal-title":"Fuel Process. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib108","doi-asserted-by":"crossref","first-page":"1055","DOI":"10.1080\/00022470.1974.10470013","article-title":"Effect of ammonia in gaseous fuels on nitrogen oxide emissions","volume":"24","author":"Wendt","year":"1974","journal-title":"J.\u00a0Air Pollut. Control Assoc."},{"key":"10.1016\/j.heliyon.2022.e10929_bib109","series-title":"Proceedings of the 27th SWANA Landfill Gas Symposium","article-title":"Siloxanes in landfill and digester gas update","author":"Wheless","year":"2004"},{"key":"10.1016\/j.heliyon.2022.e10929_bib110","doi-asserted-by":"crossref","first-page":"141","DOI":"10.1016\/j.biortech.2018.04.046","article-title":"Anaerobic digestion of soft drink beverage waste and sewage sludge","volume":"262","author":"Wickham","year":"2018","journal-title":"Bioresour. Technol."},{"key":"10.1016\/j.heliyon.2022.e10929_bib111","author":"Williams"},{"key":"10.1016\/j.heliyon.2022.e10929_bib112","article-title":"Effects of influent C\/N ratios and treatment technologies on integral biogas upgrading and pollutants removal from synthetic domestic sewage","volume":"7","author":"Xu","year":"2017","journal-title":"Sci. Rep."},{"issue":"4","key":"10.1016\/j.heliyon.2022.e10929_bib113","doi-asserted-by":"crossref","first-page":"358","DOI":"10.1002\/bbb.1550","article-title":"How do we optimize third-generation algal biofuels?","volume":"9","author":"Xia","year":"2015","journal-title":"Biofuels, Bioprod. Biorefin."},{"key":"10.1016\/j.heliyon.2022.e10929_bib114","doi-asserted-by":"crossref","first-page":"292","DOI":"10.1016\/j.biortech.2013.04.054","article-title":"Performance of photoperiod and light intensity on biogas upgrade and biogas effluent nutrient reduction by the microalgae Chlorella sp","volume":"139","author":"Yan","year":"2013","journal-title":"Bioresour. Technol."}],"container-title":["Heliyon"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405844022022174?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S2405844022022174?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,9,25]],"date-time":"2026-09-25T16:22:55Z","timestamp":1790353375000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S2405844022022174"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2022,10]]},"references-count":111,"journal-issue":{"issue":"10","published-print":{"date-parts":[[2022,10]]}},"alternative-id":["S2405844022022174"],"URL":"https:\/\/doi.org\/10.1016\/j.heliyon.2022.e10929","relation":{},"ISSN":["2405-8440"],"issn-type":[{"value":"2405-8440","type":"print"}],"subject":[],"published":{"date-parts":[[2022,10]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Biogas impurities: environmental and health implications, removal technologies and future perspectives","name":"articletitle","label":"Article Title"},{"value":"Heliyon","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.heliyon.2022.e10929","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2022 The Author. Published by Elsevier Ltd.","name":"copyright","label":"Copyright"}],"article-number":"e10929"}}