Sustainable mitigation of heavy metals from effluents: Toxicity and fate with recent technological advancements

References

• Yaashikaa PR, Senthil Kumar P, Varjani S, et al. Rhizoremediation of Cu (II) ions from contaminated soil using plant growth promoting bacteria: an outlook on pyrolysis conditions on plant residues for methylene orange dye biosorption. Bioengineered. 2020;11:175–187.
   PubMed Web of Science ®Google Scholar
• Rehman K, Fatima F, Waheed I, et al. Prevalence of exposure of heavy metals and their impact on health consequences. J Cell Biochem. 2018;119:157–184.
   PubMed Web of Science ®Google Scholar
• Rai PK, Lee SS, Zhang M, et al. Heavy metals in food crops: health risks, fate, mechanisms, and management. Environ Int. 2019;125:365–385.
   PubMed Web of Science ®Google Scholar
• Kumar Awasthi M, Ravindran B, Sarsaiya S, et al. Metagenomics for taxonomy profiling: tools and approaches. Bioengineered. 2020;11:356–374.
   PubMed Web of Science ®Google Scholar
• Janani R, Baskar G, Sivakumar K, et al. Advancements in heavy metals removal from effluents employing nano-adsorbents: way towards cleaner production. Environ Res. 2021;203:111815.
   PubMed Web of Science ®Google Scholar
• Rahman Z, Singh VP. Bioremediation of toxic heavy metals (THMs) contaminated sites: concepts, applications and challenges. Environ Sci Pollut Res. 2020;27:27563–27581.
   PubMed Web of Science ®Google Scholar
• ATSDR. Priority list of hazardous substances. [Internet]. 2019 [cited 2021 May 20]; Available from: https://www.atsdr.cdc.gov/spl/index.html#2019spl
   Google Scholar
• Ravenscroft P, Brammer H, Richards K. Arsenic pollution: a global synthesis. John Wiley & Sons; 2011. p. 616; ISBN:9781444355468
   Google Scholar
• Awa SH, Hadibarata T, 2020;Removal of heavy metals in contaminated soil by phytoremediation mechanism: a review. Water, Air, Soil Pollut. 231:1–15.
   Web of Science ®Google Scholar
• Mishra B, Varjani S, Agrawal DC, et al. Engineering biocatalytic material for the remediation of pollutants: a comprehensive review. Environ Technol Innov. 2020;20:101063.
   Web of Science ®Google Scholar
• Hashim MA, Mukhopadhyay S, Sahu JN, et al. Remediation technologies for heavy metal contaminated groundwater. J Environ Manage. 2011;92:2355–2388.
   PubMed Web of Science ®Google Scholar
• Gururajan K, Belur PD. Screening and selection of indigenous metal tolerant fungal isolates for heavy metal removal. Environ Technol Innov. 2018;9:91–99.
   Web of Science ®Google Scholar
• Siddiquee S, Rovina K, Al AS, et al. Heavy metal contaminants removal from wastewater using the potential filamentous fungi biomass: a review. J Microb Biochem Technol. 2015;7:384–393.
   Google Scholar
• Desoky E-SM, Merwad A-RM, Semida WM, et al. Heavy metals-resistant bacteria (HM-RB): potential bioremediators of heavy metals-stressed Spinacia oleracea plant. Ecotoxicol Environ Saf. 2020;198:110685.
   PubMed Web of Science ®Google Scholar
• Sakakibara M, Watanabe A, Inoue M, et al. Phytoextraction and phytovolatilization of arsenic from As-contaminated soils by Pteris vittata. In: Proceedings of the annual international conference on soils, sediments, water and energy. 2010. 26. University of Massachusetts at Amherst October 15-18, 2012.
   Google Scholar
• LeDuc DL, Terry N. Phytoremediation of toxic trace elements in soil and water. J Ind Microbiol Biotechnol. 2005;32:514–520.
   PubMed Web of Science ®Google Scholar
• Cristaldi A, Conti GO, Jho EH, et al., Phytoremediation of contaminated soils by heavy metals and PAHs A brief review. Environ Technol Innov. 2017;8:309–326.
   Web of Science ®Google Scholar
• Rudovica V, Bartkevics V. Chemical elements in the muscle tissues of European eel (Anguilla anguilla) from selected lakes in Latvia. Environ Monit Assess. 2015;187:1–9.
   PubMed Web of Science ®Google Scholar
• Pehme K-M, Orupõld K, Kuusemets V, et al. Field study on the efficiency of a methane degradation layer composed of fine fraction soil from landfill mining. Sustainability. 2020;12:6209.
   Web of Science ®Google Scholar
• Zhou Y, Tang L, Zeng G, et al. Current progress in biosensors for heavy metal ions based on DNAzymes/DNA molecules functionalized nanostructures: a review. Sensors Actuators B Chem. 2016;223:280–294.
   Web of Science ®Google Scholar
• Bua DG, Annuario G, Albergamo A, et al., Heavy metals in aromatic spices by inductively coupled plasma-mass spectrometry. Food Addit Contam Part B. 2016;9:210–216.
   PubMed Web of Science ®Google Scholar
• Fernández-Martínez R, Rucandio I, Gómez-Pinilla I, et al. Evaluation of different digestion systems for determination of trace mercury in seaweeds by cold vapour atomic fluorescence spectrometry. J Food Compos Anal. 2015;38:7–12.
   Web of Science ®Google Scholar
• Yantasee W, Lin Y, Hongsirikarn K, et al. Electrochemical sensors for the detection of lead and other toxic heavy metals: the next generation of personal exposure biomonitors. Environ Health Perspect. 2007;115:1683–1690.
   PubMed Web of Science ®Google Scholar
• Gaur VK, Manickam N Microbial Biosurfactants: production and Applications in Circular Bioeconomy. In: Biomass, Biofuels, Biochemicals. Edited by: Ashok Pandey, Rajeshwar Dayal Tyagi and Sunita Varjani. Elsevier; 2021. p. 353–378.
   Google Scholar
• Wang J, Shi L, Zhai L, et al. Analysis of the long-term effectiveness of biochar immobilization remediation on heavy metal contaminated soil and the potential environmental factors weakening the remediation effect: a review. Ecotoxicol Environ Saf. 2021;207:111261.
   PubMed Web of Science ®Google Scholar
• Gupta S, Sireesha S, Sreedhar I, et al. Latest trends in heavy metal removal from wastewater by biochar based sorbents. J Water Process Eng. 2020;38:101561.
   Web of Science ®Google Scholar
• Gaur VK, Manickam N Microbial production of rhamnolipid: synthesis and potential application in bioremediation of hydrophobic pollutants. In: Microbial and Natural Macromolecules. Edited by: Surajit Das and Hirak Ranjan Dash. Elsevier; 2021. p. 143–176.
   Google Scholar
• Gaur VK, Bajaj A, Regar RK, et al. Rhamnolipid from a Lysinibacillus sphaericus strain IITR51 and its potential application for dissolution of hydrophobic pesticides. Bioresour Technol. 2019;272:19-25.
   PubMed Web of Science ®Google Scholar
• Mishra S, Lin Z, Pang S, et al. Biosurfactant is a powerful tool for the bioremediation of heavy metals from contaminated soils. J Hazard Mater. 2021;418:126253.
   PubMed Web of Science ®Google Scholar
• Tripathi V, Gaur VK, Dhiman N, et al. Characterization and properties of the biosurfactant produced by PAH-degrading bacteria isolated from contaminated oily sludge environment. Environ Sci Pollut Res. 2020;27:27268–27278.
   PubMed Web of Science ®Google Scholar
• Varjani SJ. Microbial degradation of petroleum hydrocarbons. Bioresour Technol. 2017;223:277–286.
   PubMed Web of Science ®Google Scholar
• Muthusaravanan S, Sivarajasekar N, Vivek JS, et al. Phytoremediation of heavy metals: mechanisms, methods and enhancements. Environ Chem Lett. 2018;16:1339–1359.
   Web of Science ®Google Scholar
• Nasir AM, Goh PS, Abdullah MS, et al. Adsorptive nanocomposite membranes for heavy metal remediation: recent progresses and challenges. Chemosphere. 2019;232:96–112.
   PubMed Web of Science ®Google Scholar
• Ekambaram N, Varjani S, Goswami S, et al. Chitosan-based silver nanocomposite for hexavalent-chromium removal from tannery industry effluent using a packed-bed reactor. J Environ Eng. 2020;146:4020032.
   Web of Science ®Google Scholar
• Verma M. 2020. Ecotoxicology of Heavy Metals: sources, Effects and Toxicity. In: Bioremediation and Biotechnology. Editors:Khalid Rehman Hakeem, Moonisa Aslam Dervash, Rouf Ahmad Bhat. Vol. 2. Springer; p. 13–23.
   Google Scholar
• Cai Q, Long M-L, Zhu M, et al. Food chain transfer of cadmium and lead to cattle in a lead–zinc smelter in Guizhou, China. Environ Pollut. 2009;157:3078–3082.
   PubMed Web of Science ®Google Scholar
• Tchounwou PB, Yedjou CG, Patlolla AK, et al. Heavy metal toxicity and the environment. Mol Clin Environ Toxicol. 2012: 133–164
   Google Scholar
• Varjani S, Kumar G, Rene ER. Developments in biochar application for pesticide remediation: current knowledge and future research directions. J Environ Manage. 2019;232:505–513.
   PubMed Web of Science ®Google Scholar
• Wanibuchi H, Salim EI, Kinoshita A, et al. Understanding arsenic carcinogenicity by the use of animal models. Toxicol Appl Pharmacol. 2004;198:366–376.
   PubMed Web of Science ®Google Scholar
• Tamele IJ, Loureiro PV. Lead, mercury and cadmium in fish and shellfish from the Indian Ocean and Red Sea (African Countries): public health challenges. J Mar Sci Eng. 2020;8:344.
   Web of Science ®Google Scholar
• Varjani S, Joshi R, Srivastava VK, et al. Treatment of wastewater from petroleum industry: current practices and perspectives. Environ Sci Pollut Res. 2020;27:27172–27180.
   PubMed Web of Science ®Google Scholar
• Gautam PK, Gautam RK, Banerjee S, et al. Heavy metals in the environment: fate, transport, toxicity and remediation technologies. Heavy Met. 2016;60:1–27.
   Google Scholar
• Dey S, Saxena A, Dan A, et al. Indian medicinal herb: a source of lead and cadmium for humans and animals. Arch Environ Occup Health. 2009;64:164–167.
   PubMed Web of Science ®Google Scholar
• Khan MD, Mei L, Ali B, et al. Cadmium-induced upregulation of lipid peroxidation and reactive oxygen species caused physiological, biochemical, and ultrastructural changes in upland cotton seedlings. Biomed Res Int. 2013;Article ID 374063 10.
   Web of Science ®Google Scholar
• Guo J, Dai X, Xu W, et al. GSH1 and AsPCS1 simultaneously increases the tolerance and accumulation of cadmium and arsenic in Arabidopsis thaliana. Chemosphere. 2008;72:1020–1026.
   PubMed Web of Science ®Google Scholar
• ul Hassan Z, Ali S, Rizwan M, et al. Role of bioremediation agents (bacteria, fungi, and algae) in alleviating heavy metal toxicity. In: Probiotics in agroecosystem. Editors: Vivek Kumar, Manoj Kumar, Shivesh Sharma, Ram Prasad. Springer; 2017. p. 517–537.
   Google Scholar
• Liu S-H, Zeng G-M, Niu Q-Y, et al. Bioremediation mechanisms of combined pollution of PAHs and heavy metals by bacteria and fungi: a mini review. Bioresour Technol. 2017;224:25–33.
   PubMed Web of Science ®Google Scholar
• Nouha K, Kumar RS, Tyagi RD. Heavy metals removal from wastewater using extracellular polymeric substances produced by Cloacibacterium normanense in wastewater sludge supplemented with crude glycerol and study of extracellular polymeric substances extraction by different methods. Bioresour Technol. 2016;212:120–129.
   PubMed Web of Science ®Google Scholar
• Mishra B, Varjani S, Kumar G, et al. Microbial approaches for remediation of pollutants: innovations, future outlook, and challenges. Energy Environ. 2020;32:0958305X19896781.
   Web of Science ®Google Scholar
• Ahemad M, Malik A, 2011;Bioaccumulation of heavy metals by zinc resistant bacteria isolated from agricultural soils irrigated with wastewater. Bacteriol J. 2:12–21.
   Google Scholar
• Sharma P, Kumar S, Pandey A. Bioremediated techniques for remediation of metal pollutants using metagenomics approaches: a review. J Environ Chem Eng. 2021;9:105684.
   Web of Science ®Google Scholar
• Ferreira JA, Varjani S, Taherzadeh MJ. A critical review on the ubiquitous role of filamentous fungi in pollution mitigation. Curr Pollut Reports. 2020;6:1–15.
   PubMed Web of Science ®Google Scholar
• Rajkumar M, Ae N, Prasad MNV, et al. Potential of siderophore-producing bacteria for improving heavy metal phytoextraction. Trends Biotechnol. 2010;28:142–149.
   PubMed Web of Science ®Google Scholar
• Sharma P, Rath SK Potential applications of fungi in the remediation of toxic effluents from pulp and paper industries. In: Fungi Bio-Prospects in Sustainable Agriculture, Environment and Nano-technology. Edited by:  Vijay Kumar Sharma, Maulin P. Shah, Ajay Kumar. Elsevier; 2021. p. 193–211.
   Google Scholar
• Mishra B, Varjani S, Iragavarapu GP, et al. Microbial fingerprinting of potential biodegrading organisms. Curr Pollut Reports. 2019;5:181–197.
   Web of Science ®Google Scholar
• Yu P, Sun Y, Huang Z, et al. The effects of ectomycorrhizal fungi on heavy metals’ transport in Pinus massoniana and bacteria community in rhizosphere soil in mine tailing area. J Hazard Mater. 2020;381:121203.
   PubMed Web of Science ®Google Scholar
• Hartley-Whitaker J, Cairney JWG, Meharg AA. Sensitivity to Cd or Zn of host and symbiont of ectomycorrhizal Pinus sylvestris L (Scots pine) seedlings. Plant Soil. 2000;218:31–42.
   Web of Science ®Google Scholar
• Colpaert JV, Wevers JHL, Krznaric E, et al. How metal-tolerant ecotypes of ectomycorrhizal fungi protect plants from heavy metal pollution. Ann For Sci. 2011;68:17–24.
   Web of Science ®Google Scholar
• Sharma P, Kumar S. Bioremediation of heavy metals from industrial effluents by endophytes and their metabolic activity: recent advances. Bioresour Technol. 2021;339:125589.
   PubMed Web of Science ®Google Scholar
• Sharma P, Tripathi S, Purchase D, et al. Integrating phytoremediation into treatment of pulp and paper industry wastewater: field observations of native plants for the detoxification of metals and their potential as part of a multidisciplinary strategy. J Environ Chem Eng. 2021;9:105547.
   Web of Science ®Google Scholar
• Sharma P, Ngo HH, Khanal S, et al. Efficiency of transporter genes and proteins in hyperaccumulator plants for metals tolerance in wastewater treatment: sustainable technique for metal detoxification. Environ Technol Innov. 2021;23:101725.
   Web of Science ®Google Scholar
• Sterckeman T, Gossiaux L, Guimont S, et al. How could phytoextraction reduce Cd content in soils under annual crops? Simulations in the French context. Sci Total Environ. 2019;654:751–762.
   PubMed Web of Science ®Google Scholar
• Rafati M, Khorasani N, Moattar F, et al. Phytoremediation potential of Populus alba and Morus alba for cadmium, chromuim and nickel absorption from polluted soil. Int J Environ Res. 2011;5:961–970.
   Web of Science ®Google Scholar
• García-Sánchez M, Košnář Z, Mercl F, et al. A comparative study to evaluate natural attenuation, mycoaugmentation, phytoremediation, and microbial-assisted phytoremediation strategies for the bioremediation of an aged PAH-polluted soil. Ecotoxicol Environ Saf. 2018;147:165–174.
   PubMed Web of Science ®Google Scholar
• Ali H, Khan E, Sajad MA. Phytoremediation of heavy metals—concepts and applications. Chemosphere. 2013;91:869–881.
   PubMed Web of Science ®Google Scholar
• Brunner I, Luster J, Günthardt-Goerg MS, et al. Heavy metal accumulation and phytostabilisation potential of tree fine roots in a contaminated soil. Environ Pollut. 2008;152:559–568.
   PubMed Web of Science ®Google Scholar
• Pandey AK, Gaur VK, Udayan A, et al. Biocatalytic remediation of industrial pollutants for environmental sustainability: research needs and opportunities. Chemosphere. 2021;272:129936.
   PubMed Web of Science ®Google Scholar
• Varjani S, Rakholiya P, Shindhal T, et al. Trends in dye industry effluent treatment and recovery of value added products. J Water Process Eng. 2021;39:101734.
   Web of Science ®Google Scholar
• Abdel-Gawwad HA, Hussein HS, Mohammed MS. Bio-removal of Pb, Cu, and Ni from solutions as nano-carbonates using a plant-derived urease enzyme–urea mixture. Environ Sci Pollut Res. 2020;27:30741–30754.
   PubMed Web of Science ®Google Scholar
• Zhao X, Wang M, Wang H, et al. Study on the remediation of Cd pollution by the biomineralization of urease-producing bacteria. Int J Environ Res Public Health. 2019;16:268.
   PubMed Web of Science ®Google Scholar
• Singh S, Kant C, Yadav RK, et al. Cyanobacterial exopolysaccharides: composition, biosynthesis, and biotechnological applications. In: Cyanobacteria. Edited by: A.K. Mishra, D.N. Tiwari and A.N. Rai. Elsevier; 2019. p. 347–58.
   Google Scholar
• Spain O, Plöhn M, Funk C. The cell wall of green microalgae and its role in heavy metal removal. Physiol Plant. 2021. 10.1111/ppl.13405
   Web of Science ®Google Scholar
• Vinayak V, Khan MJ, Varjani S, et al. Microbial fuel cells for remediation of environmental pollutants and value addition: special focus on coupling diatom microbial fuel cells with photocatalytic and photoelectric fuel cells. J Biotechnol. 2021;338:5–19.
   PubMed Web of Science ®Google Scholar
• Khan MJ, Mangesh H, Ahirwar A, et al. Insights into diatom microalgal farming for treatment of wastewater and pretreatment of algal cells by ultrasonication for value creation. Environ Res. 2021;201:111550.
   PubMed Web of Science ®Google Scholar
• Kumar KS, Dahms H-U, Won E-J, et al. Microalgae–A promising tool for heavy metal remediation. Ecotoxicol Environ Saf. 2015;113:329–352.
   PubMed Web of Science ®Google Scholar
• Hussain F, Shah SZ, Ahmad H, et al., Microalgae an ecofriendly and sustainable wastewater treatment option: biomass application in biofuel and bio-fertilizer production A review. Renew Sustain Energy Rev. 2021;137:110603.
   Web of Science ®Google Scholar
• Kwok YJ, Sankaran R, Wayne CK, et al. A review manuscript submitted to Chemosphere Advancement of Green Technologies: a comprehensive review on the potential application of microalgae biomass. Chemosphere. 2021;15:130886.
   PubMed Web of Science ®Google Scholar
• Joo G, Lee W, Choi Y. Heavy metal adsorption capacity of powdered Chlorella vulgaris biosorbent: effect of chemical modification and growth media. Environ Sci Pollut Res. 2021;28:1–10.
   PubMed Web of Science ®Google Scholar
• Lu -M-M, Gao F, Li C, et al. Response of microalgae Chlorella vulgaris to Cr stress and continuous Cr removal in a membrane photobioreactor. Chemosphere. 2021;262:128422.
   PubMed Web of Science ®Google Scholar
• Jaiswal KK, Kumar V, Verma R, et al. Graphitic bio-char and bio-oil synthesis via hydrothermal carbonization-co-liquefaction of microalgae biomass (oiled/de-oiled) and multiple heavy metals remediations. J Hazard Mater. 2021;409:124987.
   PubMed Web of Science ®Google Scholar
• Abinandan S, Subashchandrabose SR, Panneerselvan L, et al. Potential of acid-tolerant microalgae, Desmodesmus sp. MAS1 and Heterochlorella sp. MAS3, in heavy metal removal and biodiesel production at acidic pH. Bioresour Technol. 2019;278:9–16.
   PubMed Web of Science ®Google Scholar
• Choi H-J, Lee S-M. Heavy metal removal from acid mine drainage by calcined eggshell and microalgae hybrid system. Environ Sci Pollut Res. 2015;22:13404–13411.
   PubMed Web of Science ®Google Scholar
• Lan M, Zhang J, Chui Y-S, et al. Carbon nanoparticle-based ratiometric fluorescent sensor for detecting mercury ions in aqueous media and living cells. ACS Appl Mater Interfaces. 2014;6:21270–21278.
   PubMed Web of Science ®Google Scholar
• Duffus JH, 2002; Heavy metals” a meaningless term?(IUPAC Technical Report). Pure Appl Chem 74:793–807.
   Web of Science ®Google Scholar
• Waheed A, Mansha M, Ullah N. Nanomaterials-based electrochemical detection of heavy metals in water: current status, challenges and future direction. TRAC-Trends Anal Chem. 2018;105:37–51.
   Web of Science ®Google Scholar
• Li M, Gou H, Al-Ogaidi I, et al. Nanostructured sensors for detection of heavy metals: a review. ACS Sustain Chem Eng. 2013;1:713–723.
   Web of Science ®Google Scholar
• Shindhal T, Rakholiya P, Varjani S, et al. A critical review on advances in the practices and perspectives for the treatment of dye industry wastewater. Bioengineered. 2021;12:70–87.
   PubMed Web of Science ®Google Scholar
• Yantasee W, Timchalk C, Lin Y. Microanalyzer for biomonitoring lead (Pb) in blood and urine. Anal Bioanal Chem. 2007;387:335–341.
   PubMed Web of Science ®Google Scholar
• Le TS, Da Costa P, Huguet P, et al. Upstream microelectrodialysis for heavy metals detection on boron doped diamond. J Electroanal Chem. 2012;670:50–55.
   Web of Science ®Google Scholar
• El Tall O, Jaffrezic‐Renault N, Sigaud M, et al. Anodic stripping voltammetry of heavy metals at nanocrystalline boron‐doped diamond electrode. Electroanal An Int J Devoted to Fundam Pract Asp Electroanal. 2007;19:1152–1159.
   Google Scholar
• Babar N-U-A, Joya KS, Tayyab MA, et al. Highly sensitive and selective detection of arsenic using electrogenerated nanotextured gold assemblage. ACS Omega. 2019;4:13645–13657.
   PubMed Web of Science ®Google Scholar
• Larsson SC, Wolk A. Urinary cadmium and mortality from all causes, cancer and cardiovascular disease in the general population: systematic review and meta-analysis of cohort studies. Int J Epidemiol. 2016;45:782–791.
   PubMed Web of Science ®Google Scholar
• Aglan RF, Hamed MM, Saleh HM. Selective and sensitive determination of Cd (II) ions in various samples using a novel modified carbon paste electrode. J Anal Sci Technol. 2019;10:1–11.
   Web of Science ®Google Scholar
• Xing C, Liu L, Zhang X, et al. Colorimetric detection of mercury based on a strip sensor. Anal Methods. 2014;6:6247–6253.
   Web of Science ®Google Scholar
• Neupane LN, Oh E-T, Park HJ, et al. Selective and sensitive detection of heavy metal ions in 100% aqueous solution and cells with a fluorescence chemosensor based on peptide using aggregation-induced emission. Anal Chem. 2016;88:3333–3340.
   PubMed Web of Science ®Google Scholar
• Reddy DHK, Lee S-M. Magnetic biochar composite: facile synthesis, characterization, and application for heavy metal removal. Colloids Surf A Physicochem Eng Asp. 2014;454:96–103.
   Web of Science ®Google Scholar
• Gaur VK, Gupta S, Pandey A. Evolution in mitigation approaches for petroleum oil-polluted environment: recent advances and future directions. Environ Sci Pollut Res. 2021;1–17. doi:10.1007/s11356-021-16047-y
   Web of Science ®Google Scholar
• Qiu B, Tao X, Wang H, et al. Biochar as a low-cost adsorbent for aqueous heavy metal removal: a review. J Anal Appl Pyrolysis. 2021;155:105081.
   Web of Science ®Google Scholar
• Patra JM, Panda SS, Dhal NK. Biochar as a low-cost adsorbent for heavy metal removal: a review. Int J Res Biosci. 2017;6:1–7.
   Google Scholar
• Islam MS, Chen Y, Weng L, et al. Watering techniques and zero-valent iron biochar pH effects on As and Cd concentrations in rice rhizosphere soils, tissues and yield. J Environ Sci. 2021;100:144–157.
   Google Scholar
• Islam MS, Kwak J-H, Nzediegwu C, et al. Biochar heavy metal removal in aqueous solution depends on feedstock type and pyrolysis purging gas. Environ Pollut. 2021;281:117094.
   PubMed Web of Science ®Google Scholar
• Zhang J, Hou D, Shen Z, et al. Effects of excessive impregnation, magnesium content, and pyrolysis temperature on MgO-coated watermelon rind biochar and its lead removal capacity. Environ Res. 2020;183:109152.
   PubMed Web of Science ®Google Scholar
• Cai P, Ning Z, Liu Y, et al. Diagnosing bioremediation of crude oil-contaminated soil and related geochemical processes at the field scale through microbial community and functional genes. Ann Microbiol. 2020;70:1–15.
   Web of Science ®Google Scholar
• Bai S, Wang L, Ma F, et al. Self-assembly biochar colloids mycelial pellet for heavy metal removal from aqueous solution. Chemosphere. 2020;242:125182.
   PubMed Web of Science ®Google Scholar
• Jun L, Wei H, Aili M, et al. Effect of lychee biochar on the remediation of heavy metal-contaminated soil using sunflower: a field experiment. Environ Res. 2020;188:109886.
   PubMed Web of Science ®Google Scholar
• Li X, Wang C, Tian J, et al. Comparison of adsorption properties for cadmium removal from aqueous solution by Enteromorpha prolifera biochar modified with different chemical reagents. Environ Res. 2020;186:109502.
   PubMed Web of Science ®Google Scholar
• Lin S, Huang W, Yang H, et al. Recycling application of waste long-root Eichhornia crassipes in the heavy metal removal using oxidized biochar derived as adsorbents. Bioresour Technol. 2020;314:123749.
   PubMed Web of Science ®Google Scholar
• Szlachta M, Gerda V, Chubar N. Adsorption of arsenite and selenite using an inorganic ion exchanger based on Fe–Mn hydrous oxide. J Colloid Interface Sci. 2012;365:213–221.
   PubMed Web of Science ®Google Scholar
• Leiknes T. The effect of coupling coagulation and flocculation with membrane filtration in water treatment: a review. J Environ Sci. 2009;21:8–12.
   Web of Science ®Google Scholar
• Li Z, Qu J, Li H, et al. Effect of cerium valence on As (V) adsorption by cerium-doped titanium dioxide adsorbents. Chem Eng J. 2011;175:207–212.
   Web of Science ®Google Scholar
• Wu J, Huang R, Zhou Q, et al. Magnetic biochar reduces phosphorus uptake by Phragmites australis during heavy metal remediation. Sci Total Environ. 2021;758:143643.
   PubMed Web of Science ®Google Scholar
• Khalid S, Shahid M, Niazi NK, et al. A comparison of technologies for remediation of heavy metal contaminated soils. J Geochem Explor. 2017;182:247–268.
   Web of Science ®Google Scholar
• Misra CS, Appukuttan D, Kantamreddi VSS, et al. radiodurans cells for bioremediation of heavy metals from acidic/neutral aqueous wastes. Bioengineered. 2012;3:44–48.
   Web of Science ®Google Scholar
• Kaur I, Gaur VK, Regar RK, et al. Plants exert beneficial influence on soil microbiome in a HCH contaminated soil revealing advantage of microbe-assisted plant-based HCH remediation of a dumpsite. Chemosphere. 2021;280:130690.
   PubMed Web of Science ®Google Scholar
• Aksu Z, Dönmez G. Binary biosorption of cadmium (II) and nickel (II) onto dried Chlorella vulgaris: co-ion effect on mono-component isotherm parameters. Process Biochem. 2006;41:860–868.
   Web of Science ®Google Scholar
• Deng L, Zhu X, Wang X, et al. Biosorption of copper (II) from aqueous solutions by green alga Cladophora fascicularis. Biodegradation. 2007;18:393–402.
   PubMed Web of Science ®Google Scholar
• Monteiro CM, Castro PML, Malcata FX. Cadmium removal by two strains of Desmodesmus pleiomorphus cells. Water Air Soil Pollut. 2010;208:17–27.
   Web of Science ®Google Scholar
• Feng D, Aldrich C. Adsorption of heavy metals by biomaterials derived from the marine alga Ecklonia maxima. Hydrometallurgy. 2004;73:1–10.
   Web of Science ®Google Scholar
• Yang J, Cao J, Xing G, et al. Lipid production combined with biosorption and bioaccumulation of cadmium, copper, manganese and zinc by oleaginous microalgae Chlorella minutissima UTEX2341. Bioresour Technol. 2015;175:537–544.
   PubMed Web of Science ®Google Scholar
• Romera E, González F, Ballester A, et al. Comparative study of biosorption of heavy metals using different types of algae. Bioresour Technol. 2007;98:3344–3353.
   PubMed Web of Science ®Google Scholar
• RoyChowdhury A, Datta R, Sarkar D Heavy metal pollution and remediation. In: Green chemistry. Edited by: Béla Török and Timothy Dransfield. Elsevier; 2018. p. 359–73.
   Google Scholar